Home / 70,233.18-96,918.39-40,025.58

Finding the Fourth Proportional to 70,233.18, 96,918.39 and 40,025.58

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Solution

The fourth proportional to 70,233.18, 96,918.39 and 40,025.58 is: 55,233.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,233.18 : 96,918.39 = 40,025.58 : x
  2. Step 2: Convert to fraction form
    70,233.18/96,918.39 = 40,025.58/x
  3. Step 3: Cross multiply
    70,233.18x = 96,918.39 × 40,025.58
  4. Step 4: Simplify right side
    70,233.18x = 3,879,214,772.42
  5. Step 5: Solve for x
    x = 3,879,214,772.42/70,233.18
  6. Step 6: Final answer
    x = 55,233.36

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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.