Home / 238,432.05-357,554.16-86,593.23

Finding the Fourth Proportional to 238,432.05, 357,554.16 and 86,593.23

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Solution

The fourth proportional to 238,432.05, 357,554.16 and 86,593.23 is: 129,855.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,432.05 : 357,554.16 = 86,593.23 : x
  2. Step 2: Convert to fraction form
    238,432.05/357,554.16 = 86,593.23/x
  3. Step 3: Cross multiply
    238,432.05x = 357,554.16 × 86,593.23
  4. Step 4: Simplify right side
    238,432.05x = 30,961,769,614.34
  5. Step 5: Solve for x
    x = 30,961,769,614.34/238,432.05
  6. Step 6: Final answer
    x = 129,855.74

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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.