Home / 52,654.64-78,995.80-18,924.06

Finding the Fourth Proportional to 52,654.64, 78,995.80 and 18,924.06

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Solution

The fourth proportional to 52,654.64, 78,995.80 and 18,924.06 is: 28,391.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,654.64 : 78,995.80 = 18,924.06 : x
  2. Step 2: Convert to fraction form
    52,654.64/78,995.80 = 18,924.06/x
  3. Step 3: Cross multiply
    52,654.64x = 78,995.80 × 18,924.06
  4. Step 4: Simplify right side
    52,654.64x = 1,494,921,258.95
  5. Step 5: Solve for x
    x = 1,494,921,258.95/52,654.64
  6. Step 6: Final answer
    x = 28,391.06

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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.