Home / 153,568.10-230,384.96-53,731.55

Finding the Fourth Proportional to 153,568.10, 230,384.96 and 53,731.55

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Solution

The fourth proportional to 153,568.10, 230,384.96 and 53,731.55 is: 80,608.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,568.10 : 230,384.96 = 53,731.55 : x
  2. Step 2: Convert to fraction form
    153,568.10/230,384.96 = 53,731.55/x
  3. Step 3: Cross multiply
    153,568.10x = 230,384.96 × 53,731.55
  4. Step 4: Simplify right side
    153,568.10x = 12,378,941,506.29
  5. Step 5: Solve for x
    x = 12,378,941,506.29/153,568.10
  6. Step 6: Final answer
    x = 80,608.81

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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.