Home / 145,060.46-217,924.28-103,042.79

Finding the Fourth Proportional to 145,060.46, 217,924.28 and 103,042.79

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Solution

The fourth proportional to 145,060.46, 217,924.28 and 103,042.79 is: 154,801.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,060.46 : 217,924.28 = 103,042.79 : x
  2. Step 2: Convert to fraction form
    145,060.46/217,924.28 = 103,042.79/x
  3. Step 3: Cross multiply
    145,060.46x = 217,924.28 × 103,042.79
  4. Step 4: Simplify right side
    145,060.46x = 22,455,524,215.11
  5. Step 5: Solve for x
    x = 22,455,524,215.11/145,060.46
  6. Step 6: Final answer
    x = 154,801.14

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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.