Home / 141,964.76-212,988.17-45,899.93

Finding the Fourth Proportional to 141,964.76, 212,988.17 and 45,899.93

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Solution

The fourth proportional to 141,964.76, 212,988.17 and 45,899.93 is: 68,863.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,964.76 : 212,988.17 = 45,899.93 : x
  2. Step 2: Convert to fraction form
    141,964.76/212,988.17 = 45,899.93/x
  3. Step 3: Cross multiply
    141,964.76x = 212,988.17 × 45,899.93
  4. Step 4: Simplify right side
    141,964.76x = 9,776,141,143.64
  5. Step 5: Solve for x
    x = 9,776,141,143.64/141,964.76
  6. Step 6: Final answer
    x = 68,863.16

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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.