Home / 228,599.24-315,437.04-131,806.74

Finding the Fourth Proportional to 228,599.24, 315,437.04 and 131,806.74

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Solution

The fourth proportional to 228,599.24, 315,437.04 and 131,806.74 is: 181,876.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,599.24 : 315,437.04 = 131,806.74 : x
  2. Step 2: Convert to fraction form
    228,599.24/315,437.04 = 131,806.74/x
  3. Step 3: Cross multiply
    228,599.24x = 315,437.04 × 131,806.74
  4. Step 4: Simplify right side
    228,599.24x = 41,576,727,917.65
  5. Step 5: Solve for x
    x = 41,576,727,917.65/228,599.24
  6. Step 6: Final answer
    x = 181,876.06

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1.5x scale

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.