Home / 39,046.19-53,831.61-29,314.44

Finding the Fourth Proportional to 39,046.19, 53,831.61 and 29,314.44

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Solution

The fourth proportional to 39,046.19, 53,831.61 and 29,314.44 is: 40,414.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,046.19 : 53,831.61 = 29,314.44 : x
  2. Step 2: Convert to fraction form
    39,046.19/53,831.61 = 29,314.44/x
  3. Step 3: Cross multiply
    39,046.19x = 53,831.61 × 29,314.44
  4. Step 4: Simplify right side
    39,046.19x = 1,578,043,501.45
  5. Step 5: Solve for x
    x = 1,578,043,501.45/39,046.19
  6. Step 6: Final answer
    x = 40,414.79

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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.