Home / 35,853.60-53,780.40-34,336.80

Finding the Fourth Proportional to 35,853.60, 53,780.40 and 34,336.80

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Solution

The fourth proportional to 35,853.60, 53,780.40 and 34,336.80 is: 51,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,853.60 : 53,780.40 = 34,336.80 : x
  2. Step 2: Convert to fraction form
    35,853.60/53,780.40 = 34,336.80/x
  3. Step 3: Cross multiply
    35,853.60x = 53,780.40 × 34,336.80
  4. Step 4: Simplify right side
    35,853.60x = 1,846,646,838.72
  5. Step 5: Solve for x
    x = 1,846,646,838.72/35,853.60
  6. Step 6: Final answer
    x = 51,505.20

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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.