Home / 96,159.80-132,701.64-53,139.12

Finding the Fourth Proportional to 96,159.80, 132,701.64 and 53,139.12

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Solution

The fourth proportional to 96,159.80, 132,701.64 and 53,139.12 is: 73,332.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,159.80 : 132,701.64 = 53,139.12 : x
  2. Step 2: Convert to fraction form
    96,159.80/132,701.64 = 53,139.12/x
  3. Step 3: Cross multiply
    96,159.80x = 132,701.64 × 53,139.12
  4. Step 4: Simplify right side
    96,159.80x = 7,051,648,372.16
  5. Step 5: Solve for x
    x = 7,051,648,372.16/96,159.80
  6. Step 6: Final answer
    x = 73,332.60

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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.