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Finding the Fourth Proportional to 60,508.95, 83,444.40 and 40,058.64

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Solution

The fourth proportional to 60,508.95, 83,444.40 and 40,058.64 is: 55,242.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,508.95 : 83,444.40 = 40,058.64 : x
  2. Step 2: Convert to fraction form
    60,508.95/83,444.40 = 40,058.64/x
  3. Step 3: Cross multiply
    60,508.95x = 83,444.40 × 40,058.64
  4. Step 4: Simplify right side
    60,508.95x = 3,342,669,179.62
  5. Step 5: Solve for x
    x = 3,342,669,179.62/60,508.95
  6. Step 6: Final answer
    x = 55,242.56

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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.