Home / 161,446.06-222,784.50-89,823.40

Finding the Fourth Proportional to 161,446.06, 222,784.50 and 89,823.40

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Solution

The fourth proportional to 161,446.06, 222,784.50 and 89,823.40 is: 123,950.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,446.06 : 222,784.50 = 89,823.40 : x
  2. Step 2: Convert to fraction form
    161,446.06/222,784.50 = 89,823.40/x
  3. Step 3: Cross multiply
    161,446.06x = 222,784.50 × 89,823.40
  4. Step 4: Simplify right side
    161,446.06x = 20,011,261,257.30
  5. Step 5: Solve for x
    x = 20,011,261,257.30/161,446.06
  6. Step 6: Final answer
    x = 123,950.14

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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.