Home / 71,366.57-98,430.43-48,723.81

Finding the Fourth Proportional to 71,366.57, 98,430.43 and 48,723.81

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Solution

The fourth proportional to 71,366.57, 98,430.43 and 48,723.81 is: 67,201.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,366.57 : 98,430.43 = 48,723.81 : x
  2. Step 2: Convert to fraction form
    71,366.57/98,430.43 = 48,723.81/x
  3. Step 3: Cross multiply
    71,366.57x = 98,430.43 × 48,723.81
  4. Step 4: Simplify right side
    71,366.57x = 4,795,905,325.92
  5. Step 5: Solve for x
    x = 4,795,905,325.92/71,366.57
  6. Step 6: Final answer
    x = 67,201.01

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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.