Home / 162,221.86-223,859.38-93,306.08

Finding the Fourth Proportional to 162,221.86, 223,859.38 and 93,306.08

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Solution

The fourth proportional to 162,221.86, 223,859.38 and 93,306.08 is: 128,758.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,221.86 : 223,859.38 = 93,306.08 : x
  2. Step 2: Convert to fraction form
    162,221.86/223,859.38 = 93,306.08/x
  3. Step 3: Cross multiply
    162,221.86x = 223,859.38 × 93,306.08
  4. Step 4: Simplify right side
    162,221.86x = 20,887,441,219.03
  5. Step 5: Solve for x
    x = 20,887,441,219.03/162,221.86
  6. Step 6: Final answer
    x = 128,758.49

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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.