Home / 558,534.80-837,737.40-159,237.20

Finding the Fourth Proportional to 558,534.80, 837,737.40 and 159,237.20

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Solution

The fourth proportional to 558,534.80, 837,737.40 and 159,237.20 is: 238,837.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,534.80 : 837,737.40 = 159,237.20 : x
  2. Step 2: Convert to fraction form
    558,534.80/837,737.40 = 159,237.20/x
  3. Step 3: Cross multiply
    558,534.80x = 837,737.40 × 159,237.20
  4. Step 4: Simplify right side
    558,534.80x = 133,398,957,911.28
  5. Step 5: Solve for x
    x = 133,398,957,911.28/558,534.80
  6. Step 6: Final answer
    x = 238,837.33

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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.