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Finding the Fourth Proportional to 181,671.32, 250,683.86 and 101,093.13

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Solution

The fourth proportional to 181,671.32, 250,683.86 and 101,093.13 is: 139,495.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,671.32 : 250,683.86 = 101,093.13 : x
  2. Step 2: Convert to fraction form
    181,671.32/250,683.86 = 101,093.13/x
  3. Step 3: Cross multiply
    181,671.32x = 250,683.86 × 101,093.13
  4. Step 4: Simplify right side
    181,671.32x = 25,342,416,300.61
  5. Step 5: Solve for x
    x = 25,342,416,300.61/181,671.32
  6. Step 6: Final answer
    x = 139,495.96

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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.