Home / 114,787.24-172,167.90-39,894.76

Finding the Fourth Proportional to 114,787.24, 172,167.90 and 39,894.76

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Solution

The fourth proportional to 114,787.24, 172,167.90 and 39,894.76 is: 59,837.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,787.24 : 172,167.90 = 39,894.76 : x
  2. Step 2: Convert to fraction form
    114,787.24/172,167.90 = 39,894.76/x
  3. Step 3: Cross multiply
    114,787.24x = 172,167.90 × 39,894.76
  4. Step 4: Simplify right side
    114,787.24x = 6,868,597,050.20
  5. Step 5: Solve for x
    x = 6,868,597,050.20/114,787.24
  6. Step 6: Final answer
    x = 59,837.64

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1.5x scale

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.