Home / 558,515.88-837,649.62-159,149.16

Finding the Fourth Proportional to 558,515.88, 837,649.62 and 159,149.16

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Solution

The fourth proportional to 558,515.88, 837,649.62 and 159,149.16 is: 238,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,515.88 : 837,649.62 = 159,149.16 : x
  2. Step 2: Convert to fraction form
    558,515.88/837,649.62 = 159,149.16/x
  3. Step 3: Cross multiply
    558,515.88x = 837,649.62 × 159,149.16
  4. Step 4: Simplify right side
    558,515.88x = 133,311,233,397.32
  5. Step 5: Solve for x
    x = 133,311,233,397.32/558,515.88
  6. Step 6: Final answer
    x = 238,688.35

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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.