Home / 86,983.79-130,487.02-24,655.91

Finding the Fourth Proportional to 86,983.79, 130,487.02 and 24,655.91

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Solution

The fourth proportional to 86,983.79, 130,487.02 and 24,655.91 is: 36,987.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,983.79 : 130,487.02 = 24,655.91 : x
  2. Step 2: Convert to fraction form
    86,983.79/130,487.02 = 24,655.91/x
  3. Step 3: Cross multiply
    86,983.79x = 130,487.02 × 24,655.91
  4. Step 4: Simplify right side
    86,983.79x = 3,217,275,507.21
  5. Step 5: Solve for x
    x = 3,217,275,507.21/86,983.79
  6. Step 6: Final answer
    x = 36,987.07

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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.