Home / 60,125.51-82,937.05-39,707.76

Finding the Fourth Proportional to 60,125.51, 82,937.05 and 39,707.76

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Solution

The fourth proportional to 60,125.51, 82,937.05 and 39,707.76 is: 54,772.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,125.51 : 82,937.05 = 39,707.76 : x
  2. Step 2: Convert to fraction form
    60,125.51/82,937.05 = 39,707.76/x
  3. Step 3: Cross multiply
    60,125.51x = 82,937.05 × 39,707.76
  4. Step 4: Simplify right side
    60,125.51x = 3,293,244,476.51
  5. Step 5: Solve for x
    x = 3,293,244,476.51/60,125.51
  6. Step 6: Final answer
    x = 54,772.83

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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.