Home / 158,543.12-218,796.29-94,868.62

Finding the Fourth Proportional to 158,543.12, 218,796.29 and 94,868.62

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Solution

The fourth proportional to 158,543.12, 218,796.29 and 94,868.62 is: 130,922.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,543.12 : 218,796.29 = 94,868.62 : x
  2. Step 2: Convert to fraction form
    158,543.12/218,796.29 = 94,868.62/x
  3. Step 3: Cross multiply
    158,543.12x = 218,796.29 × 94,868.62
  4. Step 4: Simplify right side
    158,543.12x = 20,756,901,427.84
  5. Step 5: Solve for x
    x = 20,756,901,427.84/158,543.12
  6. Step 6: Final answer
    x = 130,922.75

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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.