Home / 93,610.78-129,182.94-51,169.32

Finding the Fourth Proportional to 93,610.78, 129,182.94 and 51,169.32

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Solution

The fourth proportional to 93,610.78, 129,182.94 and 51,169.32 is: 70,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,610.78 : 129,182.94 = 51,169.32 : x
  2. Step 2: Convert to fraction form
    93,610.78/129,182.94 = 51,169.32/x
  3. Step 3: Cross multiply
    93,610.78x = 129,182.94 × 51,169.32
  4. Step 4: Simplify right side
    93,610.78x = 6,610,203,195.40
  5. Step 5: Solve for x
    x = 6,610,203,195.40/93,610.78
  6. Step 6: Final answer
    x = 70,613.70

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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.