Home / 108,784.88-163,177.28-38,666.96

Finding the Fourth Proportional to 108,784.88, 163,177.28 and 38,666.96

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Solution

The fourth proportional to 108,784.88, 163,177.28 and 38,666.96 is: 58,000.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,784.88 : 163,177.28 = 38,666.96 : x
  2. Step 2: Convert to fraction form
    108,784.88/163,177.28 = 38,666.96/x
  3. Step 3: Cross multiply
    108,784.88x = 163,177.28 × 38,666.96
  4. Step 4: Simplify right side
    108,784.88x = 6,309,569,358.67
  5. Step 5: Solve for x
    x = 6,309,569,358.67/108,784.88
  6. Step 6: Final answer
    x = 58,000.43

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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.