Home / 38,256.80-57,223.20-34,336.40

Finding the Fourth Proportional to 38,256.80, 57,223.20 and 34,336.40

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Solution

The fourth proportional to 38,256.80, 57,223.20 and 34,336.40 is: 51,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,256.80 : 57,223.20 = 34,336.40 : x
  2. Step 2: Convert to fraction form
    38,256.80/57,223.20 = 34,336.40/x
  3. Step 3: Cross multiply
    38,256.80x = 57,223.20 × 34,336.40
  4. Step 4: Simplify right side
    38,256.80x = 1,964,838,684.48
  5. Step 5: Solve for x
    x = 1,964,838,684.48/38,256.80
  6. Step 6: Final answer
    x = 51,359.20

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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.