Home / 87,004.48-130,478.64-24,658.24

Finding the Fourth Proportional to 87,004.48, 130,478.64 and 24,658.24

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Solution

The fourth proportional to 87,004.48, 130,478.64 and 24,658.24 is: 36,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,004.48 : 130,478.64 = 24,658.24 : x
  2. Step 2: Convert to fraction form
    87,004.48/130,478.64 = 24,658.24/x
  3. Step 3: Cross multiply
    87,004.48x = 130,478.64 × 24,658.24
  4. Step 4: Simplify right side
    87,004.48x = 3,217,373,619.99
  5. Step 5: Solve for x
    x = 3,217,373,619.99/87,004.48
  6. Step 6: Final answer
    x = 36,979.40

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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.