Home / 147,591.22-203,686.18-83,066.63

Finding the Fourth Proportional to 147,591.22, 203,686.18 and 83,066.63

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Solution

The fourth proportional to 147,591.22, 203,686.18 and 83,066.63 is: 114,637.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,591.22 : 203,686.18 = 83,066.63 : x
  2. Step 2: Convert to fraction form
    147,591.22/203,686.18 = 83,066.63/x
  3. Step 3: Cross multiply
    147,591.22x = 203,686.18 × 83,066.63
  4. Step 4: Simplify right side
    147,591.22x = 16,919,525,224.47
  5. Step 5: Solve for x
    x = 16,919,525,224.47/147,591.22
  6. Step 6: Final answer
    x = 114,637.75

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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.