Home / 47,140.19-65,053.71-25,920.83

Finding the Fourth Proportional to 47,140.19, 65,053.71 and 25,920.83

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Solution

The fourth proportional to 47,140.19, 65,053.71 and 25,920.83 is: 35,770.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,140.19 : 65,053.71 = 25,920.83 : x
  2. Step 2: Convert to fraction form
    47,140.19/65,053.71 = 25,920.83/x
  3. Step 3: Cross multiply
    47,140.19x = 65,053.71 × 25,920.83
  4. Step 4: Simplify right side
    47,140.19x = 1,686,246,157.78
  5. Step 5: Solve for x
    x = 1,686,246,157.78/47,140.19
  6. Step 6: Final answer
    x = 35,770.88

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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.