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Finding the Fourth Proportional to 108,877.52, 150,213.48 and 61,124.24

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Solution

The fourth proportional to 108,877.52, 150,213.48 and 61,124.24 is: 84,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,877.52 : 150,213.48 = 61,124.24 : x
  2. Step 2: Convert to fraction form
    108,877.52/150,213.48 = 61,124.24/x
  3. Step 3: Cross multiply
    108,877.52x = 150,213.48 × 61,124.24
  4. Step 4: Simplify right side
    108,877.52x = 9,181,684,802.76
  5. Step 5: Solve for x
    x = 9,181,684,802.76/108,877.52
  6. Step 6: Final answer
    x = 84,330.40

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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.