Home / 85,876.06-118,244.98-74,525.52

Finding the Fourth Proportional to 85,876.06, 118,244.98 and 74,525.52

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Solution

The fourth proportional to 85,876.06, 118,244.98 and 74,525.52 is: 102,616.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,876.06 : 118,244.98 = 74,525.52 : x
  2. Step 2: Convert to fraction form
    85,876.06/118,244.98 = 74,525.52/x
  3. Step 3: Cross multiply
    85,876.06x = 118,244.98 × 74,525.52
  4. Step 4: Simplify right side
    85,876.06x = 8,812,268,621.89
  5. Step 5: Solve for x
    x = 8,812,268,621.89/85,876.06
  6. Step 6: Final answer
    x = 102,616.13

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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.