Home / 99,247.14-136,959.40-53,925.82

Finding the Fourth Proportional to 99,247.14, 136,959.40 and 53,925.82

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Solution

The fourth proportional to 99,247.14, 136,959.40 and 53,925.82 is: 74,416.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,247.14 : 136,959.40 = 53,925.82 : x
  2. Step 2: Convert to fraction form
    99,247.14/136,959.40 = 53,925.82/x
  3. Step 3: Cross multiply
    99,247.14x = 136,959.40 × 53,925.82
  4. Step 4: Simplify right side
    99,247.14x = 7,385,647,816.89
  5. Step 5: Solve for x
    x = 7,385,647,816.89/99,247.14
  6. Step 6: Final answer
    x = 74,416.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.