Home / 108,214.59-162,331.08-28,263.15

Finding the Fourth Proportional to 108,214.59, 162,331.08 and 28,263.15

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Solution

The fourth proportional to 108,214.59, 162,331.08 and 28,263.15 is: 42,397.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,214.59 : 162,331.08 = 28,263.15 : x
  2. Step 2: Convert to fraction form
    108,214.59/162,331.08 = 28,263.15/x
  3. Step 3: Cross multiply
    108,214.59x = 162,331.08 × 28,263.15
  4. Step 4: Simplify right side
    108,214.59x = 4,587,987,663.70
  5. Step 5: Solve for x
    x = 4,587,987,663.70/108,214.59
  6. Step 6: Final answer
    x = 42,397.13

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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.