Home / 63,975.20-95,962.80-19,601.60

Finding the Fourth Proportional to 63,975.20, 95,962.80 and 19,601.60

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Solution

The fourth proportional to 63,975.20, 95,962.80 and 19,601.60 is: 29,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,975.20 : 95,962.80 = 19,601.60 : x
  2. Step 2: Convert to fraction form
    63,975.20/95,962.80 = 19,601.60/x
  3. Step 3: Cross multiply
    63,975.20x = 95,962.80 × 19,601.60
  4. Step 4: Simplify right side
    63,975.20x = 1,881,024,420.48
  5. Step 5: Solve for x
    x = 1,881,024,420.48/63,975.20
  6. Step 6: Final answer
    x = 29,402.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.