Home / 162,208.88-223,846.04-90,590.16

Finding the Fourth Proportional to 162,208.88, 223,846.04 and 90,590.16

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Solution

The fourth proportional to 162,208.88, 223,846.04 and 90,590.16 is: 125,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,208.88 : 223,846.04 = 90,590.16 : x
  2. Step 2: Convert to fraction form
    162,208.88/223,846.04 = 90,590.16/x
  3. Step 3: Cross multiply
    162,208.88x = 223,846.04 × 90,590.16
  4. Step 4: Simplify right side
    162,208.88x = 20,278,248,578.97
  5. Step 5: Solve for x
    x = 20,278,248,578.97/162,208.88
  6. Step 6: Final answer
    x = 125,013.18

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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.