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Finding the Fourth Proportional to 153,358.62, 230,040.98 and 41,038.65

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Solution

The fourth proportional to 153,358.62, 230,040.98 and 41,038.65 is: 61,558.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,358.62 : 230,040.98 = 41,038.65 : x
  2. Step 2: Convert to fraction form
    153,358.62/230,040.98 = 41,038.65/x
  3. Step 3: Cross multiply
    153,358.62x = 230,040.98 × 41,038.65
  4. Step 4: Simplify right side
    153,358.62x = 9,440,571,212.58
  5. Step 5: Solve for x
    x = 9,440,571,212.58/153,358.62
  6. Step 6: Final answer
    x = 61,558.79

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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.