Home / 158,674.30-237,861.78-53,419.66

Finding the Fourth Proportional to 158,674.30, 237,861.78 and 53,419.66

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Solution

The fourth proportional to 158,674.30, 237,861.78 and 53,419.66 is: 80,079.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,674.30 : 237,861.78 = 53,419.66 : x
  2. Step 2: Convert to fraction form
    158,674.30/237,861.78 = 53,419.66/x
  3. Step 3: Cross multiply
    158,674.30x = 237,861.78 × 53,419.66
  4. Step 4: Simplify right side
    158,674.30x = 12,706,495,414.59
  5. Step 5: Solve for x
    x = 12,706,495,414.59/158,674.30
  6. Step 6: Final answer
    x = 80,079.10

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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.