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Finding the Fourth Proportional to 178,162.16, 245,863.86 and 97,594.76

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Solution

The fourth proportional to 178,162.16, 245,863.86 and 97,594.76 is: 134,680.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,162.16 : 245,863.86 = 97,594.76 : x
  2. Step 2: Convert to fraction form
    178,162.16/245,863.86 = 97,594.76/x
  3. Step 3: Cross multiply
    178,162.16x = 245,863.86 × 97,594.76
  4. Step 4: Simplify right side
    178,162.16x = 23,995,024,409.37
  5. Step 5: Solve for x
    x = 23,995,024,409.37/178,162.16
  6. Step 6: Final answer
    x = 134,680.81

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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.