Home / 96,272.81-132,857.31-53,831.34

Finding the Fourth Proportional to 96,272.81, 132,857.31 and 53,831.34

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Solution

The fourth proportional to 96,272.81, 132,857.31 and 53,831.34 is: 74,287.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,272.81 : 132,857.31 = 53,831.34 : x
  2. Step 2: Convert to fraction form
    96,272.81/132,857.31 = 53,831.34/x
  3. Step 3: Cross multiply
    96,272.81x = 132,857.31 × 53,831.34
  4. Step 4: Simplify right side
    96,272.81x = 7,151,887,601.62
  5. Step 5: Solve for x
    x = 7,151,887,601.62/96,272.81
  6. Step 6: Final answer
    x = 74,287.72

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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.