Home / 66,589.24-91,895.88-38,294.93

Finding the Fourth Proportional to 66,589.24, 91,895.88 and 38,294.93

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Solution

The fourth proportional to 66,589.24, 91,895.88 and 38,294.93 is: 52,848.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,589.24 : 91,895.88 = 38,294.93 : x
  2. Step 2: Convert to fraction form
    66,589.24/91,895.88 = 38,294.93/x
  3. Step 3: Cross multiply
    66,589.24x = 91,895.88 × 38,294.93
  4. Step 4: Simplify right side
    66,589.24x = 3,519,146,291.89
  5. Step 5: Solve for x
    x = 3,519,146,291.89/66,589.24
  6. Step 6: Final answer
    x = 52,848.57

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1.5x scale

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.