Home / 39,127.52-53,953.19-29,074.61

Finding the Fourth Proportional to 39,127.52, 53,953.19 and 29,074.61

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Solution

The fourth proportional to 39,127.52, 53,953.19 and 29,074.61 is: 40,091.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,127.52 : 53,953.19 = 29,074.61 : x
  2. Step 2: Convert to fraction form
    39,127.52/53,953.19 = 29,074.61/x
  3. Step 3: Cross multiply
    39,127.52x = 53,953.19 × 29,074.61
  4. Step 4: Simplify right side
    39,127.52x = 1,568,668,056.05
  5. Step 5: Solve for x
    x = 1,568,668,056.05/39,127.52
  6. Step 6: Final answer
    x = 40,091.17

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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.