Home / 123,330.43-185,000.82-39,088.75

Finding the Fourth Proportional to 123,330.43, 185,000.82 and 39,088.75

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Solution

The fourth proportional to 123,330.43, 185,000.82 and 39,088.75 is: 58,634.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,330.43 : 185,000.82 = 39,088.75 : x
  2. Step 2: Convert to fraction form
    123,330.43/185,000.82 = 39,088.75/x
  3. Step 3: Cross multiply
    123,330.43x = 185,000.82 × 39,088.75
  4. Step 4: Simplify right side
    123,330.43x = 7,231,450,802.78
  5. Step 5: Solve for x
    x = 7,231,450,802.78/123,330.43
  6. Step 6: Final answer
    x = 58,634.77

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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.