Home / 147,832.50-203,769.27-115,510.62

Finding the Fourth Proportional to 147,832.50, 203,769.27 and 115,510.62

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Solution

The fourth proportional to 147,832.50, 203,769.27 and 115,510.62 is: 159,217.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,832.50 : 203,769.27 = 115,510.62 : x
  2. Step 2: Convert to fraction form
    147,832.50/203,769.27 = 115,510.62/x
  3. Step 3: Cross multiply
    147,832.50x = 203,769.27 × 115,510.62
  4. Step 4: Simplify right side
    147,832.50x = 23,537,514,714.65
  5. Step 5: Solve for x
    x = 23,537,514,714.65/147,832.50
  6. Step 6: Final answer
    x = 159,217.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.