Home / 123,557.48-185,334.17-39,322.74

Finding the Fourth Proportional to 123,557.48, 185,334.17 and 39,322.74

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Solution

The fourth proportional to 123,557.48, 185,334.17 and 39,322.74 is: 58,983.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,557.48 : 185,334.17 = 39,322.74 : x
  2. Step 2: Convert to fraction form
    123,557.48/185,334.17 = 39,322.74/x
  3. Step 3: Cross multiply
    123,557.48x = 185,334.17 × 39,322.74
  4. Step 4: Simplify right side
    123,557.48x = 7,287,847,380.03
  5. Step 5: Solve for x
    x = 7,287,847,380.03/123,557.48
  6. Step 6: Final answer
    x = 58,983.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.