Home / 166,058.24-229,154.24-90,605.12

Finding the Fourth Proportional to 166,058.24, 229,154.24 and 90,605.12

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Solution

The fourth proportional to 166,058.24, 229,154.24 and 90,605.12 is: 125,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,058.24 : 229,154.24 = 90,605.12 : x
  2. Step 2: Convert to fraction form
    166,058.24/229,154.24 = 90,605.12/x
  3. Step 3: Cross multiply
    166,058.24x = 229,154.24 × 90,605.12
  4. Step 4: Simplify right side
    166,058.24x = 20,762,547,413.71
  5. Step 5: Solve for x
    x = 20,762,547,413.71/166,058.24
  6. Step 6: Final answer
    x = 125,031.72

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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.