Home / 110,159.02-152,019.07-62,421.47

Finding the Fourth Proportional to 110,159.02, 152,019.07 and 62,421.47

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Solution

The fourth proportional to 110,159.02, 152,019.07 and 62,421.47 is: 86,141.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,159.02 : 152,019.07 = 62,421.47 : x
  2. Step 2: Convert to fraction form
    110,159.02/152,019.07 = 62,421.47/x
  3. Step 3: Cross multiply
    110,159.02x = 152,019.07 × 62,421.47
  4. Step 4: Simplify right side
    110,159.02x = 9,489,253,817.43
  5. Step 5: Solve for x
    x = 9,489,253,817.43/110,159.02
  6. Step 6: Final answer
    x = 86,141.41

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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.