Home / 143,877.10-215,815.65-94,110.70

Finding the Fourth Proportional to 143,877.10, 215,815.65 and 94,110.70

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Solution

The fourth proportional to 143,877.10, 215,815.65 and 94,110.70 is: 141,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,877.10 : 215,815.65 = 94,110.70 : x
  2. Step 2: Convert to fraction form
    143,877.10/215,815.65 = 94,110.70/x
  3. Step 3: Cross multiply
    143,877.10x = 215,815.65 × 94,110.70
  4. Step 4: Simplify right side
    143,877.10x = 20,310,561,892.46
  5. Step 5: Solve for x
    x = 20,310,561,892.46/143,877.10
  6. Step 6: Final answer
    x = 141,166.05

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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.