Home / 87,215.13-130,822.83-24,885.63

Finding the Fourth Proportional to 87,215.13, 130,822.83 and 24,885.63

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Solution

The fourth proportional to 87,215.13, 130,822.83 and 24,885.63 is: 37,328.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,215.13 : 130,822.83 = 24,885.63 : x
  2. Step 2: Convert to fraction form
    87,215.13/130,822.83 = 24,885.63/x
  3. Step 3: Cross multiply
    87,215.13x = 130,822.83 × 24,885.63
  4. Step 4: Simplify right side
    87,215.13x = 3,255,608,542.93
  5. Step 5: Solve for x
    x = 3,255,608,542.93/87,215.13
  6. Step 6: Final answer
    x = 37,328.48

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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.