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Finding the Fourth Proportional to 162,575.88, 224,389.80 and 98,934.18

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Solution

The fourth proportional to 162,575.88, 224,389.80 and 98,934.18 is: 136,550.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,575.88 : 224,389.80 = 98,934.18 : x
  2. Step 2: Convert to fraction form
    162,575.88/224,389.80 = 98,934.18/x
  3. Step 3: Cross multiply
    162,575.88x = 224,389.80 × 98,934.18
  4. Step 4: Simplify right side
    162,575.88x = 22,199,820,863.36
  5. Step 5: Solve for x
    x = 22,199,820,863.36/162,575.88
  6. Step 6: Final answer
    x = 136,550.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.