Home / 59,670.09-89,449.20-20,199.60

Finding the Fourth Proportional to 59,670.09, 89,449.20 and 20,199.60

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Solution

The fourth proportional to 59,670.09, 89,449.20 and 20,199.60 is: 30,280.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,670.09 : 89,449.20 = 20,199.60 : x
  2. Step 2: Convert to fraction form
    59,670.09/89,449.20 = 20,199.60/x
  3. Step 3: Cross multiply
    59,670.09x = 89,449.20 × 20,199.60
  4. Step 4: Simplify right side
    59,670.09x = 1,806,838,060.32
  5. Step 5: Solve for x
    x = 1,806,838,060.32/59,670.09
  6. Step 6: Final answer
    x = 30,280.46

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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.