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Finding the Fourth Proportional to 60,373.77, 90,525.52 and 40,406.05

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Solution

The fourth proportional to 60,373.77, 90,525.52 and 40,406.05 is: 60,585.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,373.77 : 90,525.52 = 40,406.05 : x
  2. Step 2: Convert to fraction form
    60,373.77/90,525.52 = 40,406.05/x
  3. Step 3: Cross multiply
    60,373.77x = 90,525.52 × 40,406.05
  4. Step 4: Simplify right side
    60,373.77x = 3,657,778,687.40
  5. Step 5: Solve for x
    x = 3,657,778,687.40/60,373.77
  6. Step 6: Final answer
    x = 60,585.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.