Home / 52,982.08-79,423.70-17,897.20

Finding the Fourth Proportional to 52,982.08, 79,423.70 and 17,897.20

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Solution

The fourth proportional to 52,982.08, 79,423.70 and 17,897.20 is: 26,829.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,982.08 : 79,423.70 = 17,897.20 : x
  2. Step 2: Convert to fraction form
    52,982.08/79,423.70 = 17,897.20/x
  3. Step 3: Cross multiply
    52,982.08x = 79,423.70 × 17,897.20
  4. Step 4: Simplify right side
    52,982.08x = 1,421,461,843.64
  5. Step 5: Solve for x
    x = 1,421,461,843.64/52,982.08
  6. Step 6: Final answer
    x = 26,829.11

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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.