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Finding the Fourth Proportional to 153,335.63, 230,040.34 and 64,614.51

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Solution

The fourth proportional to 153,335.63, 230,040.34 and 64,614.51 is: 96,937.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,335.63 : 230,040.34 = 64,614.51 : x
  2. Step 2: Convert to fraction form
    153,335.63/230,040.34 = 64,614.51/x
  3. Step 3: Cross multiply
    153,335.63x = 230,040.34 × 64,614.51
  4. Step 4: Simplify right side
    153,335.63x = 14,863,943,687.80
  5. Step 5: Solve for x
    x = 14,863,943,687.80/153,335.63
  6. Step 6: Final answer
    x = 96,937.31

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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.