Home / 155,417.33-214,476.24-91,759.23

Finding the Fourth Proportional to 155,417.33, 214,476.24 and 91,759.23

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Solution

The fourth proportional to 155,417.33, 214,476.24 and 91,759.23 is: 126,627.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,417.33 : 214,476.24 = 91,759.23 : x
  2. Step 2: Convert to fraction form
    155,417.33/214,476.24 = 91,759.23/x
  3. Step 3: Cross multiply
    155,417.33x = 214,476.24 × 91,759.23
  4. Step 4: Simplify right side
    155,417.33x = 19,680,174,635.70
  5. Step 5: Solve for x
    x = 19,680,174,635.70/155,417.33
  6. Step 6: Final answer
    x = 126,627.93

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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.