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Finding the Fourth Proportional to 58,308.38, 87,462.76 and 16,191.76

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Solution

The fourth proportional to 58,308.38, 87,462.76 and 16,191.76 is: 24,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,308.38 : 87,462.76 = 16,191.76 : x
  2. Step 2: Convert to fraction form
    58,308.38/87,462.76 = 16,191.76/x
  3. Step 3: Cross multiply
    58,308.38x = 87,462.76 × 16,191.76
  4. Step 4: Simplify right side
    58,308.38x = 1,416,176,018.86
  5. Step 5: Solve for x
    x = 1,416,176,018.86/58,308.38
  6. Step 6: Final answer
    x = 24,287.69

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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.