Home / 62,189.69-85,834.01-43,315.88

Finding the Fourth Proportional to 62,189.69, 85,834.01 and 43,315.88

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Solution

The fourth proportional to 62,189.69, 85,834.01 and 43,315.88 is: 59,784.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,189.69 : 85,834.01 = 43,315.88 : x
  2. Step 2: Convert to fraction form
    62,189.69/85,834.01 = 43,315.88/x
  3. Step 3: Cross multiply
    62,189.69x = 85,834.01 × 43,315.88
  4. Step 4: Simplify right side
    62,189.69x = 3,717,975,356.20
  5. Step 5: Solve for x
    x = 3,717,975,356.20/62,189.69
  6. Step 6: Final answer
    x = 59,784.44

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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.