Home / 161,444.18-222,794.08-89,827.22

Finding the Fourth Proportional to 161,444.18, 222,794.08 and 89,827.22

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Solution

The fourth proportional to 161,444.18, 222,794.08 and 89,827.22 is: 123,962.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,444.18 : 222,794.08 = 89,827.22 : x
  2. Step 2: Convert to fraction form
    161,444.18/222,794.08 = 89,827.22/x
  3. Step 3: Cross multiply
    161,444.18x = 222,794.08 × 89,827.22
  4. Step 4: Simplify right side
    161,444.18x = 20,012,972,838.86
  5. Step 5: Solve for x
    x = 20,012,972,838.86/161,444.18
  6. Step 6: Final answer
    x = 123,962.18

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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.