Home / 227,478.16-341,257.38-77,683.33

Finding the Fourth Proportional to 227,478.16, 341,257.38 and 77,683.33

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Solution

The fourth proportional to 227,478.16, 341,257.38 and 77,683.33 is: 116,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,478.16 : 341,257.38 = 77,683.33 : x
  2. Step 2: Convert to fraction form
    227,478.16/341,257.38 = 77,683.33/x
  3. Step 3: Cross multiply
    227,478.16x = 341,257.38 × 77,683.33
  4. Step 4: Simplify right side
    227,478.16x = 26,510,009,665.48
  5. Step 5: Solve for x
    x = 26,510,009,665.48/227,478.16
  6. Step 6: Final answer
    x = 116,538.70

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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.