Home / 48,577.32-72,867.40-13,516.98

Finding the Fourth Proportional to 48,577.32, 72,867.40 and 13,516.98

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Solution

The fourth proportional to 48,577.32, 72,867.40 and 13,516.98 is: 20,275.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,577.32 : 72,867.40 = 13,516.98 : x
  2. Step 2: Convert to fraction form
    48,577.32/72,867.40 = 13,516.98/x
  3. Step 3: Cross multiply
    48,577.32x = 72,867.40 × 13,516.98
  4. Step 4: Simplify right side
    48,577.32x = 984,946,881.41
  5. Step 5: Solve for x
    x = 984,946,881.41/48,577.32
  6. Step 6: Final answer
    x = 20,275.86

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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.