Home / 72,293.41-99,763.87-40,024.93

Finding the Fourth Proportional to 72,293.41, 99,763.87 and 40,024.93

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Solution

The fourth proportional to 72,293.41, 99,763.87 and 40,024.93 is: 55,233.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,293.41 : 99,763.87 = 40,024.93 : x
  2. Step 2: Convert to fraction form
    72,293.41/99,763.87 = 40,024.93/x
  3. Step 3: Cross multiply
    72,293.41x = 99,763.87 × 40,024.93
  4. Step 4: Simplify right side
    72,293.41x = 3,993,041,713.15
  5. Step 5: Solve for x
    x = 3,993,041,713.15/72,293.41
  6. Step 6: Final answer
    x = 55,233.83

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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.