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Finding the Fourth Proportional to 178,074.06, 245,734.61 and 97,500.12

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Solution

The fourth proportional to 178,074.06, 245,734.61 and 97,500.12 is: 134,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,074.06 : 245,734.61 = 97,500.12 : x
  2. Step 2: Convert to fraction form
    178,074.06/245,734.61 = 97,500.12/x
  3. Step 3: Cross multiply
    178,074.06x = 245,734.61 × 97,500.12
  4. Step 4: Simplify right side
    178,074.06x = 23,959,153,475.65
  5. Step 5: Solve for x
    x = 23,959,153,475.65/178,074.06
  6. Step 6: Final answer
    x = 134,546.01

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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.