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Finding the Fourth Proportional to 60,001.52, 90,028.20 and 33,666.80

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Solution

The fourth proportional to 60,001.52, 90,028.20 and 33,666.80 is: 50,514.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,001.52 : 90,028.20 = 33,666.80 : x
  2. Step 2: Convert to fraction form
    60,001.52/90,028.20 = 33,666.80/x
  3. Step 3: Cross multiply
    60,001.52x = 90,028.20 × 33,666.80
  4. Step 4: Simplify right side
    60,001.52x = 3,030,961,403.76
  5. Step 5: Solve for x
    x = 3,030,961,403.76/60,001.52
  6. Step 6: Final answer
    x = 50,514.74

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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.