Home / 66,261.56-91,444.14-37,967.32

Finding the Fourth Proportional to 66,261.56, 91,444.14 and 37,967.32

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Solution

The fourth proportional to 66,261.56, 91,444.14 and 37,967.32 is: 52,396.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,261.56 : 91,444.14 = 37,967.32 : x
  2. Step 2: Convert to fraction form
    66,261.56/91,444.14 = 37,967.32/x
  3. Step 3: Cross multiply
    66,261.56x = 91,444.14 × 37,967.32
  4. Step 4: Simplify right side
    66,261.56x = 3,471,888,925.50
  5. Step 5: Solve for x
    x = 3,471,888,925.50/66,261.56
  6. Step 6: Final answer
    x = 52,396.73

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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.