Home / 75,516.66-104,108.73-60,255.04

Finding the Fourth Proportional to 75,516.66, 104,108.73 and 60,255.04

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Solution

The fourth proportional to 75,516.66, 104,108.73 and 60,255.04 is: 83,068.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,516.66 : 104,108.73 = 60,255.04 : x
  2. Step 2: Convert to fraction form
    75,516.66/104,108.73 = 60,255.04/x
  3. Step 3: Cross multiply
    75,516.66x = 104,108.73 × 60,255.04
  4. Step 4: Simplify right side
    75,516.66x = 6,273,075,690.50
  5. Step 5: Solve for x
    x = 6,273,075,690.50/75,516.66
  6. Step 6: Final answer
    x = 83,068.77

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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.