Home / 48,004.19-71,997.63-12,935.66

Finding the Fourth Proportional to 48,004.19, 71,997.63 and 12,935.66

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Solution

The fourth proportional to 48,004.19, 71,997.63 and 12,935.66 is: 19,401.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,004.19 : 71,997.63 = 12,935.66 : x
  2. Step 2: Convert to fraction form
    48,004.19/71,997.63 = 12,935.66/x
  3. Step 3: Cross multiply
    48,004.19x = 71,997.63 × 12,935.66
  4. Step 4: Simplify right side
    48,004.19x = 931,336,862.49
  5. Step 5: Solve for x
    x = 931,336,862.49/48,004.19
  6. Step 6: Final answer
    x = 19,401.16

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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.