Home / 291,830.28-402,657.26-177,106.24

Finding the Fourth Proportional to 291,830.28, 402,657.26 and 177,106.24

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Solution

The fourth proportional to 291,830.28, 402,657.26 and 177,106.24 is: 244,365.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,830.28 : 402,657.26 = 177,106.24 : x
  2. Step 2: Convert to fraction form
    291,830.28/402,657.26 = 177,106.24/x
  3. Step 3: Cross multiply
    291,830.28x = 402,657.26 × 177,106.24
  4. Step 4: Simplify right side
    291,830.28x = 71,313,113,327.30
  5. Step 5: Solve for x
    x = 71,313,113,327.30/291,830.28
  6. Step 6: Final answer
    x = 244,365.03

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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.