Home / 112,924.40-155,833.34-69,892.47

Finding the Fourth Proportional to 112,924.40, 155,833.34 and 69,892.47

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Solution

The fourth proportional to 112,924.40, 155,833.34 and 69,892.47 is: 96,450.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,924.40 : 155,833.34 = 69,892.47 : x
  2. Step 2: Convert to fraction form
    112,924.40/155,833.34 = 69,892.47/x
  3. Step 3: Cross multiply
    112,924.40x = 155,833.34 × 69,892.47
  4. Step 4: Simplify right side
    112,924.40x = 10,891,576,691.49
  5. Step 5: Solve for x
    x = 10,891,576,691.49/112,924.40
  6. Step 6: Final answer
    x = 96,450.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.