Home / 96,078.64-132,586.32-53,641.12

Finding the Fourth Proportional to 96,078.64, 132,586.32 and 53,641.12

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Solution

The fourth proportional to 96,078.64, 132,586.32 and 53,641.12 is: 74,023.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,078.64 : 132,586.32 = 53,641.12 : x
  2. Step 2: Convert to fraction form
    96,078.64/132,586.32 = 53,641.12/x
  3. Step 3: Cross multiply
    96,078.64x = 132,586.32 × 53,641.12
  4. Step 4: Simplify right side
    96,078.64x = 7,112,078,701.48
  5. Step 5: Solve for x
    x = 7,112,078,701.48/96,078.64
  6. Step 6: Final answer
    x = 74,023.52

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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.