Home / 147,375.42-221,107.05-47,551.26

Finding the Fourth Proportional to 147,375.42, 221,107.05 and 47,551.26

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Solution

The fourth proportional to 147,375.42, 221,107.05 and 47,551.26 is: 71,341.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,375.42 : 221,107.05 = 47,551.26 : x
  2. Step 2: Convert to fraction form
    147,375.42/221,107.05 = 47,551.26/x
  3. Step 3: Cross multiply
    147,375.42x = 221,107.05 × 47,551.26
  4. Step 4: Simplify right side
    147,375.42x = 10,513,918,822.38
  5. Step 5: Solve for x
    x = 10,513,918,822.38/147,375.42
  6. Step 6: Final answer
    x = 71,341.06

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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.