Home / 66,925.91-100,329.33-25,402.07

Finding the Fourth Proportional to 66,925.91, 100,329.33 and 25,402.07

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Solution

The fourth proportional to 66,925.91, 100,329.33 and 25,402.07 is: 38,080.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,925.91 : 100,329.33 = 25,402.07 : x
  2. Step 2: Convert to fraction form
    66,925.91/100,329.33 = 25,402.07/x
  3. Step 3: Cross multiply
    66,925.91x = 100,329.33 × 25,402.07
  4. Step 4: Simplify right side
    66,925.91x = 2,548,572,663.71
  5. Step 5: Solve for x
    x = 2,548,572,663.71/66,925.91
  6. Step 6: Final answer
    x = 38,080.51

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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.