Home / 166,032.57-229,124.66-90,581.07

Finding the Fourth Proportional to 166,032.57, 229,124.66 and 90,581.07

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Solution

The fourth proportional to 166,032.57, 229,124.66 and 90,581.07 is: 125,001.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,032.57 : 229,124.66 = 90,581.07 : x
  2. Step 2: Convert to fraction form
    166,032.57/229,124.66 = 90,581.07/x
  3. Step 3: Cross multiply
    166,032.57x = 229,124.66 × 90,581.07
  4. Step 4: Simplify right side
    166,032.57x = 20,754,356,413.28
  5. Step 5: Solve for x
    x = 20,754,356,413.28/166,032.57
  6. Step 6: Final answer
    x = 125,001.72

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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.