Home / 63,528.20-95,276.88-21,397.40

Finding the Fourth Proportional to 63,528.20, 95,276.88 and 21,397.40

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Solution

The fourth proportional to 63,528.20, 95,276.88 and 21,397.40 is: 32,090.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,528.20 : 95,276.88 = 21,397.40 : x
  2. Step 2: Convert to fraction form
    63,528.20/95,276.88 = 21,397.40/x
  3. Step 3: Cross multiply
    63,528.20x = 95,276.88 × 21,397.40
  4. Step 4: Simplify right side
    63,528.20x = 2,038,677,035.73
  5. Step 5: Solve for x
    x = 2,038,677,035.73/63,528.20
  6. Step 6: Final answer
    x = 32,090.90

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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.