Home / 70,112.16-96,753.52-38,280.48

Finding the Fourth Proportional to 70,112.16, 96,753.52 and 38,280.48

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Solution

The fourth proportional to 70,112.16, 96,753.52 and 38,280.48 is: 52,826.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,112.16 : 96,753.52 = 38,280.48 : x
  2. Step 2: Convert to fraction form
    70,112.16/96,753.52 = 38,280.48/x
  3. Step 3: Cross multiply
    70,112.16x = 96,753.52 × 38,280.48
  4. Step 4: Simplify right side
    70,112.16x = 3,703,771,187.29
  5. Step 5: Solve for x
    x = 3,703,771,187.29/70,112.16
  6. Step 6: Final answer
    x = 52,826.37

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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.