Home / 172,634.56-238,258.40-97,197.76

Finding the Fourth Proportional to 172,634.56, 238,258.40 and 97,197.76

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Solution

The fourth proportional to 172,634.56, 238,258.40 and 97,197.76 is: 134,145.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,634.56 : 238,258.40 = 97,197.76 : x
  2. Step 2: Convert to fraction form
    172,634.56/238,258.40 = 97,197.76/x
  3. Step 3: Cross multiply
    172,634.56x = 238,258.40 × 97,197.76
  4. Step 4: Simplify right side
    172,634.56x = 23,158,182,781.18
  5. Step 5: Solve for x
    x = 23,158,182,781.18/172,634.56
  6. Step 6: Final answer
    x = 134,145.69

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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.