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Finding the Fourth Proportional to 96,134.87, 132,673.87 and 53,118.12

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Solution

The fourth proportional to 96,134.87, 132,673.87 and 53,118.12 is: 73,307.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,134.87 : 132,673.87 = 53,118.12 : x
  2. Step 2: Convert to fraction form
    96,134.87/132,673.87 = 53,118.12/x
  3. Step 3: Cross multiply
    96,134.87x = 132,673.87 × 53,118.12
  4. Step 4: Simplify right side
    96,134.87x = 7,047,386,547.52
  5. Step 5: Solve for x
    x = 7,047,386,547.52/96,134.87
  6. Step 6: Final answer
    x = 73,307.29

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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.