Home / 153,156.96-229,717.20-40,845.60

Finding the Fourth Proportional to 153,156.96, 229,717.20 and 40,845.60

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Solution

The fourth proportional to 153,156.96, 229,717.20 and 40,845.60 is: 61,263.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,156.96 : 229,717.20 = 40,845.60 : x
  2. Step 2: Convert to fraction form
    153,156.96/229,717.20 = 40,845.60/x
  3. Step 3: Cross multiply
    153,156.96x = 229,717.20 × 40,845.60
  4. Step 4: Simplify right side
    153,156.96x = 9,382,936,864.32
  5. Step 5: Solve for x
    x = 9,382,936,864.32/153,156.96
  6. Step 6: Final answer
    x = 61,263.54

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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.