Home / 87,184.64-130,655.17-47,117.24

Finding the Fourth Proportional to 87,184.64, 130,655.17 and 47,117.24

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Solution

The fourth proportional to 87,184.64, 130,655.17 and 47,117.24 is: 70,610.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,184.64 : 130,655.17 = 47,117.24 : x
  2. Step 2: Convert to fraction form
    87,184.64/130,655.17 = 47,117.24/x
  3. Step 3: Cross multiply
    87,184.64x = 130,655.17 × 47,117.24
  4. Step 4: Simplify right side
    87,184.64x = 6,156,111,450.43
  5. Step 5: Solve for x
    x = 6,156,111,450.43/87,184.64
  6. Step 6: Final answer
    x = 70,610.05

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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.