Home / 70,235.28-96,975.45-43,414.56

Finding the Fourth Proportional to 70,235.28, 96,975.45 and 43,414.56

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Solution

The fourth proportional to 70,235.28, 96,975.45 and 43,414.56 is: 59,943.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,235.28 : 96,975.45 = 43,414.56 : x
  2. Step 2: Convert to fraction form
    70,235.28/96,975.45 = 43,414.56/x
  3. Step 3: Cross multiply
    70,235.28x = 96,975.45 × 43,414.56
  4. Step 4: Simplify right side
    70,235.28x = 4,210,146,492.55
  5. Step 5: Solve for x
    x = 4,210,146,492.55/70,235.28
  6. Step 6: Final answer
    x = 59,943.47

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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.