Home / 104,807.43-144,634.86-57,060.68

Finding the Fourth Proportional to 104,807.43, 144,634.86 and 57,060.68

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Solution

The fourth proportional to 104,807.43, 144,634.86 and 57,060.68 is: 78,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,807.43 : 144,634.86 = 57,060.68 : x
  2. Step 2: Convert to fraction form
    104,807.43/144,634.86 = 57,060.68/x
  3. Step 3: Cross multiply
    104,807.43x = 144,634.86 × 57,060.68
  4. Step 4: Simplify right side
    104,807.43x = 8,252,962,740.13
  5. Step 5: Solve for x
    x = 8,252,962,740.13/104,807.43
  6. Step 6: Final answer
    x = 78,744.06

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1.5x scale

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.