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Finding the Fourth Proportional to 170,041.92, 234,659.84 and 97,443.38

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Solution

The fourth proportional to 170,041.92, 234,659.84 and 97,443.38 is: 134,473.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,041.92 : 234,659.84 = 97,443.38 : x
  2. Step 2: Convert to fraction form
    170,041.92/234,659.84 = 97,443.38/x
  3. Step 3: Cross multiply
    170,041.92x = 234,659.84 × 97,443.38
  4. Step 4: Simplify right side
    170,041.92x = 22,866,047,959.86
  5. Step 5: Solve for x
    x = 22,866,047,959.86/170,041.92
  6. Step 6: Final answer
    x = 134,473.01

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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.