Home / 269,837.96-404,111.63-155,639.57

Finding the Fourth Proportional to 269,837.96, 404,111.63 and 155,639.57

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Solution

The fourth proportional to 269,837.96, 404,111.63 and 155,639.57 is: 233,087.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,837.96 : 404,111.63 = 155,639.57 : x
  2. Step 2: Convert to fraction form
    269,837.96/404,111.63 = 155,639.57/x
  3. Step 3: Cross multiply
    269,837.96x = 404,111.63 × 155,639.57
  4. Step 4: Simplify right side
    269,837.96x = 62,895,758,693.74
  5. Step 5: Solve for x
    x = 62,895,758,693.74/269,837.96
  6. Step 6: Final answer
    x = 233,087.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.