Home / 178,673.31-269,631.11-172,724.67

Finding the Fourth Proportional to 178,673.31, 269,631.11 and 172,724.67

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Solution

The fourth proportional to 178,673.31, 269,631.11 and 172,724.67 is: 260,654.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,673.31 : 269,631.11 = 172,724.67 : x
  2. Step 2: Convert to fraction form
    178,673.31/269,631.11 = 172,724.67/x
  3. Step 3: Cross multiply
    178,673.31x = 269,631.11 × 172,724.67
  4. Step 4: Simplify right side
    178,673.31x = 46,571,944,496.48
  5. Step 5: Solve for x
    x = 46,571,944,496.48/178,673.31
  6. Step 6: Final answer
    x = 260,654.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.