Home / 63,320.55-87,383.05-34,639.60

Finding the Fourth Proportional to 63,320.55, 87,383.05 and 34,639.60

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Solution

The fourth proportional to 63,320.55, 87,383.05 and 34,639.60 is: 47,803.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,320.55 : 87,383.05 = 34,639.60 : x
  2. Step 2: Convert to fraction form
    63,320.55/87,383.05 = 34,639.60/x
  3. Step 3: Cross multiply
    63,320.55x = 87,383.05 × 34,639.60
  4. Step 4: Simplify right side
    63,320.55x = 3,026,913,952.41
  5. Step 5: Solve for x
    x = 3,026,913,952.41/63,320.55
  6. Step 6: Final answer
    x = 47,803.03

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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.