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Finding the Fourth Proportional to 108,303.54, 149,462.19 and 60,565.38

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Solution

The fourth proportional to 108,303.54, 149,462.19 and 60,565.38 is: 83,582.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,303.54 : 149,462.19 = 60,565.38 : x
  2. Step 2: Convert to fraction form
    108,303.54/149,462.19 = 60,565.38/x
  3. Step 3: Cross multiply
    108,303.54x = 149,462.19 × 60,565.38
  4. Step 4: Simplify right side
    108,303.54x = 9,052,234,332.98
  5. Step 5: Solve for x
    x = 9,052,234,332.98/108,303.54
  6. Step 6: Final answer
    x = 83,582.07

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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.