Home / 161,717.76-223,169.04-90,096.48

Finding the Fourth Proportional to 161,717.76, 223,169.04 and 90,096.48

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Solution

The fourth proportional to 161,717.76, 223,169.04 and 90,096.48 is: 124,332.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,717.76 : 223,169.04 = 90,096.48 : x
  2. Step 2: Convert to fraction form
    161,717.76/223,169.04 = 90,096.48/x
  3. Step 3: Cross multiply
    161,717.76x = 223,169.04 × 90,096.48
  4. Step 4: Simplify right side
    161,717.76x = 20,106,744,948.98
  5. Step 5: Solve for x
    x = 20,106,744,948.98/161,717.76
  6. Step 6: Final answer
    x = 124,332.32

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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.