Home / 153,962.66-230,918.88-54,099.54

Finding the Fourth Proportional to 153,962.66, 230,918.88 and 54,099.54

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Solution

The fourth proportional to 153,962.66, 230,918.88 and 54,099.54 is: 81,140.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,962.66 : 230,918.88 = 54,099.54 : x
  2. Step 2: Convert to fraction form
    153,962.66/230,918.88 = 54,099.54/x
  3. Step 3: Cross multiply
    153,962.66x = 230,918.88 × 54,099.54
  4. Step 4: Simplify right side
    153,962.66x = 12,492,605,185.32
  5. Step 5: Solve for x
    x = 12,492,605,185.32/153,962.66
  6. Step 6: Final answer
    x = 81,140.49

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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.