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Finding the Fourth Proportional to 147,359.04, 220,853.60 and 63,020

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Solution

The fourth proportional to 147,359.04, 220,853.60 and 63,020 is: 94,450.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,359.04 : 220,853.60 = 63,020 : x
  2. Step 2: Convert to fraction form
    147,359.04/220,853.60 = 63,020/x
  3. Step 3: Cross multiply
    147,359.04x = 220,853.60 × 63,020
  4. Step 4: Simplify right side
    147,359.04x = 13,918,193,556.90
  5. Step 5: Solve for x
    x = 13,918,193,556.90/147,359.04
  6. Step 6: Final answer
    x = 94,450.90

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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.