Home / 40,619.24-60,925.02-12,531.76

Finding the Fourth Proportional to 40,619.24, 60,925.02 and 12,531.76

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Solution

The fourth proportional to 40,619.24, 60,925.02 and 12,531.76 is: 18,796.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,619.24 : 60,925.02 = 12,531.76 : x
  2. Step 2: Convert to fraction form
    40,619.24/60,925.02 = 12,531.76/x
  3. Step 3: Cross multiply
    40,619.24x = 60,925.02 × 12,531.76
  4. Step 4: Simplify right side
    40,619.24x = 763,497,728.64
  5. Step 5: Solve for x
    x = 763,497,728.64/40,619.24
  6. Step 6: Final answer
    x = 18,796.46

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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.