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Finding the Fourth Proportional to 60,423.78, 83,385.90 and 33,568.74

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Solution

The fourth proportional to 60,423.78, 83,385.90 and 33,568.74 is: 46,325.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,423.78 : 83,385.90 = 33,568.74 : x
  2. Step 2: Convert to fraction form
    60,423.78/83,385.90 = 33,568.74/x
  3. Step 3: Cross multiply
    60,423.78x = 83,385.90 × 33,568.74
  4. Step 4: Simplify right side
    60,423.78x = 2,799,159,596.77
  5. Step 5: Solve for x
    x = 2,799,159,596.77/60,423.78
  6. Step 6: Final answer
    x = 46,325.46

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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.