Home / 134,092.48-185,074.32-77,522.08

Finding the Fourth Proportional to 134,092.48, 185,074.32 and 77,522.08

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Solution

The fourth proportional to 134,092.48, 185,074.32 and 77,522.08 is: 106,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,092.48 : 185,074.32 = 77,522.08 : x
  2. Step 2: Convert to fraction form
    134,092.48/185,074.32 = 77,522.08/x
  3. Step 3: Cross multiply
    134,092.48x = 185,074.32 × 77,522.08
  4. Step 4: Simplify right side
    134,092.48x = 14,347,346,240.99
  5. Step 5: Solve for x
    x = 14,347,346,240.99/134,092.48
  6. Step 6: Final answer
    x = 106,995.90

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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.