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Finding the Fourth Proportional to 98,574.30, 147,861.45 and 32,016.60

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Solution

The fourth proportional to 98,574.30, 147,861.45 and 32,016.60 is: 48,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,574.30 : 147,861.45 = 32,016.60 : x
  2. Step 2: Convert to fraction form
    98,574.30/147,861.45 = 32,016.60/x
  3. Step 3: Cross multiply
    98,574.30x = 147,861.45 × 32,016.60
  4. Step 4: Simplify right side
    98,574.30x = 4,734,020,900.07
  5. Step 5: Solve for x
    x = 4,734,020,900.07/98,574.30
  6. Step 6: Final answer
    x = 48,024.90

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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.