Home / 123,549.86-170,497.56-69,101.46

Finding the Fourth Proportional to 123,549.86, 170,497.56 and 69,101.46

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Solution

The fourth proportional to 123,549.86, 170,497.56 and 69,101.46 is: 95,359.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,549.86 : 170,497.56 = 69,101.46 : x
  2. Step 2: Convert to fraction form
    123,549.86/170,497.56 = 69,101.46/x
  3. Step 3: Cross multiply
    123,549.86x = 170,497.56 × 69,101.46
  4. Step 4: Simplify right side
    123,549.86x = 11,781,630,322.44
  5. Step 5: Solve for x
    x = 11,781,630,322.44/123,549.86
  6. Step 6: Final answer
    x = 95,359.32

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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.