Home / 58,338.11-87,528.68-47,196.71

Finding the Fourth Proportional to 58,338.11, 87,528.68 and 47,196.71

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Solution

The fourth proportional to 58,338.11, 87,528.68 and 47,196.71 is: 70,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,338.11 : 87,528.68 = 47,196.71 : x
  2. Step 2: Convert to fraction form
    58,338.11/87,528.68 = 47,196.71/x
  3. Step 3: Cross multiply
    58,338.11x = 87,528.68 × 47,196.71
  4. Step 4: Simplify right side
    58,338.11x = 4,131,065,823.72
  5. Step 5: Solve for x
    x = 4,131,065,823.72/58,338.11
  6. Step 6: Final answer
    x = 70,812.48

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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.