Home / 63,283.38-87,353.03-36,436.58

Finding the Fourth Proportional to 63,283.38, 87,353.03 and 36,436.58

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Solution

The fourth proportional to 63,283.38, 87,353.03 and 36,436.58 is: 50,295.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,283.38 : 87,353.03 = 36,436.58 : x
  2. Step 2: Convert to fraction form
    63,283.38/87,353.03 = 36,436.58/x
  3. Step 3: Cross multiply
    63,283.38x = 87,353.03 × 36,436.58
  4. Step 4: Simplify right side
    63,283.38x = 3,182,845,975.31
  5. Step 5: Solve for x
    x = 3,182,845,975.31/63,283.38
  6. Step 6: Final answer
    x = 50,295.13

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1.5x scale

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.