Home / 161,623.52-223,026.16-93,618.76

Finding the Fourth Proportional to 161,623.52, 223,026.16 and 93,618.76

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Solution

The fourth proportional to 161,623.52, 223,026.16 and 93,618.76 is: 129,185.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,623.52 : 223,026.16 = 93,618.76 : x
  2. Step 2: Convert to fraction form
    161,623.52/223,026.16 = 93,618.76/x
  3. Step 3: Cross multiply
    161,623.52x = 223,026.16 × 93,618.76
  4. Step 4: Simplify right side
    161,623.52x = 20,879,432,546.76
  5. Step 5: Solve for x
    x = 20,879,432,546.76/161,623.52
  6. Step 6: Final answer
    x = 129,185.61

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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.