Home / 254,884.16-351,734.42-138,595.13

Finding the Fourth Proportional to 254,884.16, 351,734.42 and 138,595.13

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Solution

The fourth proportional to 254,884.16, 351,734.42 and 138,595.13 is: 191,258.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,884.16 : 351,734.42 = 138,595.13 : x
  2. Step 2: Convert to fraction form
    254,884.16/351,734.42 = 138,595.13/x
  3. Step 3: Cross multiply
    254,884.16x = 351,734.42 × 138,595.13
  4. Step 4: Simplify right side
    254,884.16x = 48,748,675,213.73
  5. Step 5: Solve for x
    x = 48,748,675,213.73/254,884.16
  6. Step 6: Final answer
    x = 191,258.16

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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.