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Finding the Fourth Proportional to 133,365.40, 200,048.10 and 132,587.80

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Solution

The fourth proportional to 133,365.40, 200,048.10 and 132,587.80 is: 198,881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,365.40 : 200,048.10 = 132,587.80 : x
  2. Step 2: Convert to fraction form
    133,365.40/200,048.10 = 132,587.80/x
  3. Step 3: Cross multiply
    133,365.40x = 200,048.10 × 132,587.80
  4. Step 4: Simplify right side
    133,365.40x = 26,523,937,473.18
  5. Step 5: Solve for x
    x = 26,523,937,473.18/133,365.40
  6. Step 6: Final answer
    x = 198,881.70

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1.5x scale

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.