Home / 52,868.30-79,301.91-17,807.72

Finding the Fourth Proportional to 52,868.30, 79,301.91 and 17,807.72

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Solution

The fourth proportional to 52,868.30, 79,301.91 and 17,807.72 is: 26,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,868.30 : 79,301.91 = 17,807.72 : x
  2. Step 2: Convert to fraction form
    52,868.30/79,301.91 = 17,807.72/x
  3. Step 3: Cross multiply
    52,868.30x = 79,301.91 × 17,807.72
  4. Step 4: Simplify right side
    52,868.30x = 1,412,186,208.75
  5. Step 5: Solve for x
    x = 1,412,186,208.75/52,868.30
  6. Step 6: Final answer
    x = 26,711.40

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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.