Home / 70,326.49-97,049.57-40,112.33

Finding the Fourth Proportional to 70,326.49, 97,049.57 and 40,112.33

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Solution

The fourth proportional to 70,326.49, 97,049.57 and 40,112.33 is: 55,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,326.49 : 97,049.57 = 40,112.33 : x
  2. Step 2: Convert to fraction form
    70,326.49/97,049.57 = 40,112.33/x
  3. Step 3: Cross multiply
    70,326.49x = 97,049.57 × 40,112.33
  4. Step 4: Simplify right side
    70,326.49x = 3,892,884,378.20
  5. Step 5: Solve for x
    x = 3,892,884,378.20/70,326.49
  6. Step 6: Final answer
    x = 55,354.45

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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.