Home / 110,681.25-152,747.28-62,939.04

Finding the Fourth Proportional to 110,681.25, 152,747.28 and 62,939.04

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Solution

The fourth proportional to 110,681.25, 152,747.28 and 62,939.04 is: 86,859.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,681.25 : 152,747.28 = 62,939.04 : x
  2. Step 2: Convert to fraction form
    110,681.25/152,747.28 = 62,939.04/x
  3. Step 3: Cross multiply
    110,681.25x = 152,747.28 × 62,939.04
  4. Step 4: Simplify right side
    110,681.25x = 9,613,767,165.81
  5. Step 5: Solve for x
    x = 9,613,767,165.81/110,681.25
  6. Step 6: Final answer
    x = 86,859.94

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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.