Home / 112,614.87-168,969.39-49,402.38

Finding the Fourth Proportional to 112,614.87, 168,969.39 and 49,402.38

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Solution

The fourth proportional to 112,614.87, 168,969.39 and 49,402.38 is: 74,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,614.87 : 168,969.39 = 49,402.38 : x
  2. Step 2: Convert to fraction form
    112,614.87/168,969.39 = 49,402.38/x
  3. Step 3: Cross multiply
    112,614.87x = 168,969.39 × 49,402.38
  4. Step 4: Simplify right side
    112,614.87x = 8,347,490,013.15
  5. Step 5: Solve for x
    x = 8,347,490,013.15/112,614.87
  6. Step 6: Final answer
    x = 74,124.23

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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.