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Finding the Fourth Proportional to 63,271.50, 87,307.09 and 34,973.34

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Solution

The fourth proportional to 63,271.50, 87,307.09 and 34,973.34 is: 48,259.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,271.50 : 87,307.09 = 34,973.34 : x
  2. Step 2: Convert to fraction form
    63,271.50/87,307.09 = 34,973.34/x
  3. Step 3: Cross multiply
    63,271.50x = 87,307.09 × 34,973.34
  4. Step 4: Simplify right side
    63,271.50x = 3,053,420,542.98
  5. Step 5: Solve for x
    x = 3,053,420,542.98/63,271.50
  6. Step 6: Final answer
    x = 48,259.02

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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.