Home / 66,260.93-91,442.48-37,972.08

Finding the Fourth Proportional to 66,260.93, 91,442.48 and 37,972.08

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Solution

The fourth proportional to 66,260.93, 91,442.48 and 37,972.08 is: 52,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,260.93 : 91,442.48 = 37,972.08 : x
  2. Step 2: Convert to fraction form
    66,260.93/91,442.48 = 37,972.08/x
  3. Step 3: Cross multiply
    66,260.93x = 91,442.48 × 37,972.08
  4. Step 4: Simplify right side
    66,260.93x = 3,472,260,976.10
  5. Step 5: Solve for x
    x = 3,472,260,976.10/66,260.93
  6. Step 6: Final answer
    x = 52,402.84

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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.