Home / 161,852.02-223,367.61-93,892.21

Finding the Fourth Proportional to 161,852.02, 223,367.61 and 93,892.21

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Solution

The fourth proportional to 161,852.02, 223,367.61 and 93,892.21 is: 129,578.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,852.02 : 223,367.61 = 93,892.21 : x
  2. Step 2: Convert to fraction form
    161,852.02/223,367.61 = 93,892.21/x
  3. Step 3: Cross multiply
    161,852.02x = 223,367.61 × 93,892.21
  4. Step 4: Simplify right side
    161,852.02x = 20,972,478,545.32
  5. Step 5: Solve for x
    x = 20,972,478,545.32/161,852.02
  6. Step 6: Final answer
    x = 129,578.11

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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.