Home / 63,642.76-87,829.50-43,541.80

Finding the Fourth Proportional to 63,642.76, 87,829.50 and 43,541.80

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Solution

The fourth proportional to 63,642.76, 87,829.50 and 43,541.80 is: 60,089.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,642.76 : 87,829.50 = 43,541.80 : x
  2. Step 2: Convert to fraction form
    63,642.76/87,829.50 = 43,541.80/x
  3. Step 3: Cross multiply
    63,642.76x = 87,829.50 × 43,541.80
  4. Step 4: Simplify right side
    63,642.76x = 3,824,254,523.10
  5. Step 5: Solve for x
    x = 3,824,254,523.10/63,642.76
  6. Step 6: Final answer
    x = 60,089.39

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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.