Home / 558,654.95-838,031.84-159,287.15

Finding the Fourth Proportional to 558,654.95, 838,031.84 and 159,287.15

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Solution

The fourth proportional to 558,654.95, 838,031.84 and 159,287.15 is: 238,944.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,654.95 : 838,031.84 = 159,287.15 : x
  2. Step 2: Convert to fraction form
    558,654.95/838,031.84 = 159,287.15/x
  3. Step 3: Cross multiply
    558,654.95x = 838,031.84 × 159,287.15
  4. Step 4: Simplify right side
    558,654.95x = 133,487,698,416.26
  5. Step 5: Solve for x
    x = 133,487,698,416.26/558,654.95
  6. Step 6: Final answer
    x = 238,944.81

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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.