Home / 40,278.52-60,417.14-9,883.98

Finding the Fourth Proportional to 40,278.52, 60,417.14 and 9,883.98

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Solution

The fourth proportional to 40,278.52, 60,417.14 and 9,883.98 is: 14,825.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,278.52 : 60,417.14 = 9,883.98 : x
  2. Step 2: Convert to fraction form
    40,278.52/60,417.14 = 9,883.98/x
  3. Step 3: Cross multiply
    40,278.52x = 60,417.14 × 9,883.98
  4. Step 4: Simplify right side
    40,278.52x = 597,161,803.42
  5. Step 5: Solve for x
    x = 597,161,803.42/40,278.52
  6. Step 6: Final answer
    x = 14,825.81

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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.