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Finding the Fourth Proportional to 36,973.92, 55,460.88 and 9,271.92

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Solution

The fourth proportional to 36,973.92, 55,460.88 and 9,271.92 is: 13,907.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,973.92 : 55,460.88 = 9,271.92 : x
  2. Step 2: Convert to fraction form
    36,973.92/55,460.88 = 9,271.92/x
  3. Step 3: Cross multiply
    36,973.92x = 55,460.88 × 9,271.92
  4. Step 4: Simplify right side
    36,973.92x = 514,228,842.49
  5. Step 5: Solve for x
    x = 514,228,842.49/36,973.92
  6. Step 6: Final answer
    x = 13,907.88

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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.