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Finding the Fourth Proportional to 38,763.04, 53,490.48 and 22,844.48

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Solution

The fourth proportional to 38,763.04, 53,490.48 and 22,844.48 is: 31,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,763.04 : 53,490.48 = 22,844.48 : x
  2. Step 2: Convert to fraction form
    38,763.04/53,490.48 = 22,844.48/x
  3. Step 3: Cross multiply
    38,763.04x = 53,490.48 × 22,844.48
  4. Step 4: Simplify right side
    38,763.04x = 1,221,962,200.55
  5. Step 5: Solve for x
    x = 1,221,962,200.55/38,763.04
  6. Step 6: Final answer
    x = 31,523.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.