Home / 162,373.05-224,143.83-98,731.17

Finding the Fourth Proportional to 162,373.05, 224,143.83 and 98,731.17

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Solution

The fourth proportional to 162,373.05, 224,143.83 and 98,731.17 is: 136,290.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,373.05 : 224,143.83 = 98,731.17 : x
  2. Step 2: Convert to fraction form
    162,373.05/224,143.83 = 98,731.17/x
  3. Step 3: Cross multiply
    162,373.05x = 224,143.83 × 98,731.17
  4. Step 4: Simplify right side
    162,373.05x = 22,129,982,584.18
  5. Step 5: Solve for x
    x = 22,129,982,584.18/162,373.05
  6. Step 6: Final answer
    x = 136,290.98

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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.