Home / 161,233.29-222,506.53-93,243.78

Finding the Fourth Proportional to 161,233.29, 222,506.53 and 93,243.78

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Solution

The fourth proportional to 161,233.29, 222,506.53 and 93,243.78 is: 128,679.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,233.29 : 222,506.53 = 93,243.78 : x
  2. Step 2: Convert to fraction form
    161,233.29/222,506.53 = 93,243.78/x
  3. Step 3: Cross multiply
    161,233.29x = 222,506.53 × 93,243.78
  4. Step 4: Simplify right side
    161,233.29x = 20,747,349,698.77
  5. Step 5: Solve for x
    x = 20,747,349,698.77/161,233.29
  6. Step 6: Final answer
    x = 128,679.07

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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.