Home / 48,135.16-72,209.40-14,857.84

Finding the Fourth Proportional to 48,135.16, 72,209.40 and 14,857.84

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Solution

The fourth proportional to 48,135.16, 72,209.40 and 14,857.84 is: 22,288.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,135.16 : 72,209.40 = 14,857.84 : x
  2. Step 2: Convert to fraction form
    48,135.16/72,209.40 = 14,857.84/x
  3. Step 3: Cross multiply
    48,135.16x = 72,209.40 × 14,857.84
  4. Step 4: Simplify right side
    48,135.16x = 1,072,875,711.70
  5. Step 5: Solve for x
    x = 1,072,875,711.70/48,135.16
  6. Step 6: Final answer
    x = 22,288.82

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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.