Home / 58,906.20-88,359.30-58,031.40

Finding the Fourth Proportional to 58,906.20, 88,359.30 and 58,031.40

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Solution

The fourth proportional to 58,906.20, 88,359.30 and 58,031.40 is: 87,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,906.20 : 88,359.30 = 58,031.40 : x
  2. Step 2: Convert to fraction form
    58,906.20/88,359.30 = 58,031.40/x
  3. Step 3: Cross multiply
    58,906.20x = 88,359.30 × 58,031.40
  4. Step 4: Simplify right side
    58,906.20x = 5,127,613,882.02
  5. Step 5: Solve for x
    x = 5,127,613,882.02/58,906.20
  6. Step 6: Final answer
    x = 87,047.10

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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.