Home / 114,748.80-172,123.20-35,862.90

Finding the Fourth Proportional to 114,748.80, 172,123.20 and 35,862.90

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Solution

The fourth proportional to 114,748.80, 172,123.20 and 35,862.90 is: 53,794.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,748.80 : 172,123.20 = 35,862.90 : x
  2. Step 2: Convert to fraction form
    114,748.80/172,123.20 = 35,862.90/x
  3. Step 3: Cross multiply
    114,748.80x = 172,123.20 × 35,862.90
  4. Step 4: Simplify right side
    114,748.80x = 6,172,837,109.28
  5. Step 5: Solve for x
    x = 6,172,837,109.28/114,748.80
  6. Step 6: Final answer
    x = 53,794.35

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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.