Home / 291,928.14-402,860.61-157,792.14

Finding the Fourth Proportional to 291,928.14, 402,860.61 and 157,792.14

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Solution

The fourth proportional to 291,928.14, 402,860.61 and 157,792.14 is: 217,753.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,928.14 : 402,860.61 = 157,792.14 : x
  2. Step 2: Convert to fraction form
    291,928.14/402,860.61 = 157,792.14/x
  3. Step 3: Cross multiply
    291,928.14x = 402,860.61 × 157,792.14
  4. Step 4: Simplify right side
    291,928.14x = 63,568,237,773.61
  5. Step 5: Solve for x
    x = 63,568,237,773.61/291,928.14
  6. Step 6: Final answer
    x = 217,753.03

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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.