Home / 153,471.42-230,185.26-48,287.66

Finding the Fourth Proportional to 153,471.42, 230,185.26 and 48,287.66

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Solution

The fourth proportional to 153,471.42, 230,185.26 and 48,287.66 is: 72,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,471.42 : 230,185.26 = 48,287.66 : x
  2. Step 2: Convert to fraction form
    153,471.42/230,185.26 = 48,287.66/x
  3. Step 3: Cross multiply
    153,471.42x = 230,185.26 × 48,287.66
  4. Step 4: Simplify right side
    153,471.42x = 11,115,106,420.97
  5. Step 5: Solve for x
    x = 11,115,106,420.97/153,471.42
  6. Step 6: Final answer
    x = 72,424.60

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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.