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Finding the Fourth Proportional to 59,480.33, 89,220.65 and 20,065.10

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Solution

The fourth proportional to 59,480.33, 89,220.65 and 20,065.10 is: 30,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,480.33 : 89,220.65 = 20,065.10 : x
  2. Step 2: Convert to fraction form
    59,480.33/89,220.65 = 20,065.10/x
  3. Step 3: Cross multiply
    59,480.33x = 89,220.65 × 20,065.10
  4. Step 4: Simplify right side
    59,480.33x = 1,790,220,717.89
  5. Step 5: Solve for x
    x = 1,790,220,717.89/59,480.33
  6. Step 6: Final answer
    x = 30,097.70

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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.