Home / 183,867.28-253,747.71-138,465.16

Finding the Fourth Proportional to 183,867.28, 253,747.71 and 138,465.16

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Solution

The fourth proportional to 183,867.28, 253,747.71 and 138,465.16 is: 191,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,867.28 : 253,747.71 = 138,465.16 : x
  2. Step 2: Convert to fraction form
    183,867.28/253,747.71 = 138,465.16/x
  3. Step 3: Cross multiply
    183,867.28x = 253,747.71 × 138,465.16
  4. Step 4: Simplify right side
    183,867.28x = 35,135,217,264.78
  5. Step 5: Solve for x
    x = 35,135,217,264.78/183,867.28
  6. Step 6: Final answer
    x = 191,090.10

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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.