Home / 162,046.08-223,623.18-90,425.34

Finding the Fourth Proportional to 162,046.08, 223,623.18 and 90,425.34

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Solution

The fourth proportional to 162,046.08, 223,623.18 and 90,425.34 is: 124,786.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,046.08 : 223,623.18 = 90,425.34 : x
  2. Step 2: Convert to fraction form
    162,046.08/223,623.18 = 90,425.34/x
  3. Step 3: Cross multiply
    162,046.08x = 223,623.18 × 90,425.34
  4. Step 4: Simplify right side
    162,046.08x = 20,221,202,083.38
  5. Step 5: Solve for x
    x = 20,221,202,083.38/162,046.08
  6. Step 6: Final answer
    x = 124,786.74

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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.