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Finding the Fourth Proportional to 97,009.60, 133,874.36 and 54,567.76

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Solution

The fourth proportional to 97,009.60, 133,874.36 and 54,567.76 is: 75,304.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,009.60 : 133,874.36 = 54,567.76 : x
  2. Step 2: Convert to fraction form
    97,009.60/133,874.36 = 54,567.76/x
  3. Step 3: Cross multiply
    97,009.60x = 133,874.36 × 54,567.76
  4. Step 4: Simplify right side
    97,009.60x = 7,305,223,946.63
  5. Step 5: Solve for x
    x = 7,305,223,946.63/97,009.60
  6. Step 6: Final answer
    x = 75,304.13

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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.