Home / 172,617.92-238,171.18-97,166.40

Finding the Fourth Proportional to 172,617.92, 238,171.18 and 97,166.40

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Solution

The fourth proportional to 172,617.92, 238,171.18 and 97,166.40 is: 134,066.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,617.92 : 238,171.18 = 97,166.40 : x
  2. Step 2: Convert to fraction form
    172,617.92/238,171.18 = 97,166.40/x
  3. Step 3: Cross multiply
    172,617.92x = 238,171.18 × 97,166.40
  4. Step 4: Simplify right side
    172,617.92x = 23,142,236,144.35
  5. Step 5: Solve for x
    x = 23,142,236,144.35/172,617.92
  6. Step 6: Final answer
    x = 134,066.24

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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.