Home / 154,159.92-231,239.99-41,840.16

Finding the Fourth Proportional to 154,159.92, 231,239.99 and 41,840.16

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Solution

The fourth proportional to 154,159.92, 231,239.99 and 41,840.16 is: 62,760.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,159.92 : 231,239.99 = 41,840.16 : x
  2. Step 2: Convert to fraction form
    154,159.92/231,239.99 = 41,840.16/x
  3. Step 3: Cross multiply
    154,159.92x = 231,239.99 × 41,840.16
  4. Step 4: Simplify right side
    154,159.92x = 9,675,117,970.80
  5. Step 5: Solve for x
    x = 9,675,117,970.80/154,159.92
  6. Step 6: Final answer
    x = 62,760.27

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1.5x scale

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.