Home / 91,534.44-126,252.38-84,005.08

Finding the Fourth Proportional to 91,534.44, 126,252.38 and 84,005.08

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Solution

The fourth proportional to 91,534.44, 126,252.38 and 84,005.08 is: 115,867.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,534.44 : 126,252.38 = 84,005.08 : x
  2. Step 2: Convert to fraction form
    91,534.44/126,252.38 = 84,005.08/x
  3. Step 3: Cross multiply
    91,534.44x = 126,252.38 × 84,005.08
  4. Step 4: Simplify right side
    91,534.44x = 10,605,841,282.09
  5. Step 5: Solve for x
    x = 10,605,841,282.09/91,534.44
  6. Step 6: Final answer
    x = 115,867.22

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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.