Home / 40,277.20-60,415.80-37,685.20

Finding the Fourth Proportional to 40,277.20, 60,415.80 and 37,685.20

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Solution

The fourth proportional to 40,277.20, 60,415.80 and 37,685.20 is: 56,527.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,277.20 : 60,415.80 = 37,685.20 : x
  2. Step 2: Convert to fraction form
    40,277.20/60,415.80 = 37,685.20/x
  3. Step 3: Cross multiply
    40,277.20x = 60,415.80 × 37,685.20
  4. Step 4: Simplify right side
    40,277.20x = 2,276,781,506.16
  5. Step 5: Solve for x
    x = 2,276,781,506.16/40,277.20
  6. Step 6: Final answer
    x = 56,527.80

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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.