Home / 59,671.09-89,450.70-20,200.60

Finding the Fourth Proportional to 59,671.09, 89,450.70 and 20,200.60

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Solution

The fourth proportional to 59,671.09, 89,450.70 and 20,200.60 is: 30,281.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,671.09 : 89,450.70 = 20,200.60 : x
  2. Step 2: Convert to fraction form
    59,671.09/89,450.70 = 20,200.60/x
  3. Step 3: Cross multiply
    59,671.09x = 89,450.70 × 20,200.60
  4. Step 4: Simplify right side
    59,671.09x = 1,806,957,810.42
  5. Step 5: Solve for x
    x = 1,806,957,810.42/59,671.09
  6. Step 6: Final answer
    x = 30,281.96

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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.