Home / 63,420.97-87,522.35-36,196.50

Finding the Fourth Proportional to 63,420.97, 87,522.35 and 36,196.50

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Solution

The fourth proportional to 63,420.97, 87,522.35 and 36,196.50 is: 49,951.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,420.97 : 87,522.35 = 36,196.50 : x
  2. Step 2: Convert to fraction form
    63,420.97/87,522.35 = 36,196.50/x
  3. Step 3: Cross multiply
    63,420.97x = 87,522.35 × 36,196.50
  4. Step 4: Simplify right side
    63,420.97x = 3,168,002,779.60
  5. Step 5: Solve for x
    x = 3,168,002,779.60/63,420.97
  6. Step 6: Final answer
    x = 49,951.98

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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.