Home / 125,821,527.48-173,544,265.32-83,984,499.06

Finding the Fourth Proportional to 125,821,527.48, 173,544,265.32 and 83,984,499.06

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Solution

The fourth proportional to 125,821,527.48, 173,544,265.32 and 83,984,499.06 is: 115,838,906.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,821,527.48 : 173,544,265.32 = 83,984,499.06 : x
  2. Step 2: Convert to fraction form
    125,821,527.48/173,544,265.32 = 83,984,499.06/x
  3. Step 3: Cross multiply
    125,821,527.48x = 173,544,265.32 × 83,984,499.06
  4. Step 4: Simplify right side
    125,821,527.48x = 14,575,028,187,635,930
  5. Step 5: Solve for x
    x = 14,575,028,187,635,930/125,821,527.48
  6. Step 6: Final answer
    x = 115,838,906.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.