Home / 161,153.90-222,379.33-93,175.24

Finding the Fourth Proportional to 161,153.90, 222,379.33 and 93,175.24

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Solution

The fourth proportional to 161,153.90, 222,379.33 and 93,175.24 is: 128,574.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,153.90 : 222,379.33 = 93,175.24 : x
  2. Step 2: Convert to fraction form
    161,153.90/222,379.33 = 93,175.24/x
  3. Step 3: Cross multiply
    161,153.90x = 222,379.33 × 93,175.24
  4. Step 4: Simplify right side
    161,153.90x = 20,720,247,443.79
  5. Step 5: Solve for x
    x = 20,720,247,443.79/161,153.90
  6. Step 6: Final answer
    x = 128,574.28

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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.