Home / 177,687.30-245,204.82-97,115.40

Finding the Fourth Proportional to 177,687.30, 245,204.82 and 97,115.40

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Solution

The fourth proportional to 177,687.30, 245,204.82 and 97,115.40 is: 134,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,687.30 : 245,204.82 = 97,115.40 : x
  2. Step 2: Convert to fraction form
    177,687.30/245,204.82 = 97,115.40/x
  3. Step 3: Cross multiply
    177,687.30x = 245,204.82 × 97,115.40
  4. Step 4: Simplify right side
    177,687.30x = 23,813,164,176.23
  5. Step 5: Solve for x
    x = 23,813,164,176.23/177,687.30
  6. Step 6: Final answer
    x = 134,017.25

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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.