Home / 86,998.40-130,502.56-24,664

Finding the Fourth Proportional to 86,998.40, 130,502.56 and 24,664

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Solution

The fourth proportional to 86,998.40, 130,502.56 and 24,664 is: 36,997.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,998.40 : 130,502.56 = 24,664 : x
  2. Step 2: Convert to fraction form
    86,998.40/130,502.56 = 24,664/x
  3. Step 3: Cross multiply
    86,998.40x = 130,502.56 × 24,664
  4. Step 4: Simplify right side
    86,998.40x = 3,218,715,139.84
  5. Step 5: Solve for x
    x = 3,218,715,139.84/86,998.40
  6. Step 6: Final answer
    x = 36,997.41

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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.