Home / 47,217.87-70,925.21-39,836.74

Finding the Fourth Proportional to 47,217.87, 70,925.21 and 39,836.74

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Solution

The fourth proportional to 47,217.87, 70,925.21 and 39,836.74 is: 59,838.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,217.87 : 70,925.21 = 39,836.74 : x
  2. Step 2: Convert to fraction form
    47,217.87/70,925.21 = 39,836.74/x
  3. Step 3: Cross multiply
    47,217.87x = 70,925.21 × 39,836.74
  4. Step 4: Simplify right side
    47,217.87x = 2,825,429,150.22
  5. Step 5: Solve for x
    x = 2,825,429,150.22/47,217.87
  6. Step 6: Final answer
    x = 59,838.13

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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.