Home / 161,404.07-222,744.80-134,501.54

Finding the Fourth Proportional to 161,404.07, 222,744.80 and 134,501.54

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Solution

The fourth proportional to 161,404.07, 222,744.80 and 134,501.54 is: 185,618.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,404.07 : 222,744.80 = 134,501.54 : x
  2. Step 2: Convert to fraction form
    161,404.07/222,744.80 = 134,501.54/x
  3. Step 3: Cross multiply
    161,404.07x = 222,744.80 × 134,501.54
  4. Step 4: Simplify right side
    161,404.07x = 29,959,517,849.52
  5. Step 5: Solve for x
    x = 29,959,517,849.52/161,404.07
  6. Step 6: Final answer
    x = 185,618.11

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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.