Home / 66,527.59-91,805.77-39,656.26

Finding the Fourth Proportional to 66,527.59, 91,805.77 and 39,656.26

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Solution

The fourth proportional to 66,527.59, 91,805.77 and 39,656.26 is: 54,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,527.59 : 91,805.77 = 39,656.26 : x
  2. Step 2: Convert to fraction form
    66,527.59/91,805.77 = 39,656.26/x
  3. Step 3: Cross multiply
    66,527.59x = 91,805.77 × 39,656.26
  4. Step 4: Simplify right side
    66,527.59x = 3,640,673,484.62
  5. Step 5: Solve for x
    x = 3,640,673,484.62/66,527.59
  6. Step 6: Final answer
    x = 54,724.27

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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.