Home / 112,727.25-155,568.50-62,426.25

Finding the Fourth Proportional to 112,727.25, 155,568.50 and 62,426.25

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Solution

The fourth proportional to 112,727.25, 155,568.50 and 62,426.25 is: 86,150.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,727.25 : 155,568.50 = 62,426.25 : x
  2. Step 2: Convert to fraction form
    112,727.25/155,568.50 = 62,426.25/x
  3. Step 3: Cross multiply
    112,727.25x = 155,568.50 × 62,426.25
  4. Step 4: Simplify right side
    112,727.25x = 9,711,557,760.99
  5. Step 5: Solve for x
    x = 9,711,557,760.99/112,727.25
  6. Step 6: Final answer
    x = 86,150.93

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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.