Home / 558,835.43-838,000.95-159,381.25

Finding the Fourth Proportional to 558,835.43, 838,000.95 and 159,381.25

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Solution

The fourth proportional to 558,835.43, 838,000.95 and 159,381.25 is: 238,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,835.43 : 838,000.95 = 159,381.25 : x
  2. Step 2: Convert to fraction form
    558,835.43/838,000.95 = 159,381.25/x
  3. Step 3: Cross multiply
    558,835.43x = 838,000.95 × 159,381.25
  4. Step 4: Simplify right side
    558,835.43x = 133,561,636,219.51
  5. Step 5: Solve for x
    x = 133,561,636,219.51/558,835.43
  6. Step 6: Final answer
    x = 238,999.95

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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.