Home / 151,735.88-209,494.14-135,792.92

Finding the Fourth Proportional to 151,735.88, 209,494.14 and 135,792.92

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Solution

The fourth proportional to 151,735.88, 209,494.14 and 135,792.92 is: 187,482.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,735.88 : 209,494.14 = 135,792.92 : x
  2. Step 2: Convert to fraction form
    151,735.88/209,494.14 = 135,792.92/x
  3. Step 3: Cross multiply
    151,735.88x = 209,494.14 × 135,792.92
  4. Step 4: Simplify right side
    151,735.88x = 28,447,820,993.49
  5. Step 5: Solve for x
    x = 28,447,820,993.49/151,735.88
  6. Step 6: Final answer
    x = 187,482.49

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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.