Home / 66,304.36-91,504.38-38,010.52

Finding the Fourth Proportional to 66,304.36, 91,504.38 and 38,010.52

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Solution

The fourth proportional to 66,304.36, 91,504.38 and 38,010.52 is: 52,457.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,304.36 : 91,504.38 = 38,010.52 : x
  2. Step 2: Convert to fraction form
    66,304.36/91,504.38 = 38,010.52/x
  3. Step 3: Cross multiply
    66,304.36x = 91,504.38 × 38,010.52
  4. Step 4: Simplify right side
    66,304.36x = 3,478,129,066.08
  5. Step 5: Solve for x
    x = 3,478,129,066.08/66,304.36
  6. Step 6: Final answer
    x = 52,457.02

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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.