Home / 47,701.15-65,824.28-26,478.74

Finding the Fourth Proportional to 47,701.15, 65,824.28 and 26,478.74

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Solution

The fourth proportional to 47,701.15, 65,824.28 and 26,478.74 is: 36,538.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,701.15 : 65,824.28 = 26,478.74 : x
  2. Step 2: Convert to fraction form
    47,701.15/65,824.28 = 26,478.74/x
  3. Step 3: Cross multiply
    47,701.15x = 65,824.28 × 26,478.74
  4. Step 4: Simplify right side
    47,701.15x = 1,742,944,028.91
  5. Step 5: Solve for x
    x = 1,742,944,028.91/47,701.15
  6. Step 6: Final answer
    x = 36,538.83

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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.