Home / 153,918.88-230,866.80-43,119.52

Finding the Fourth Proportional to 153,918.88, 230,866.80 and 43,119.52

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Solution

The fourth proportional to 153,918.88, 230,866.80 and 43,119.52 is: 64,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,918.88 : 230,866.80 = 43,119.52 : x
  2. Step 2: Convert to fraction form
    153,918.88/230,866.80 = 43,119.52/x
  3. Step 3: Cross multiply
    153,918.88x = 230,866.80 × 43,119.52
  4. Step 4: Simplify right side
    153,918.88x = 9,954,865,599.94
  5. Step 5: Solve for x
    x = 9,954,865,599.94/153,918.88
  6. Step 6: Final answer
    x = 64,676.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.