Home / 70,260.12-96,958.26-38,429.64

Finding the Fourth Proportional to 70,260.12, 96,958.26 and 38,429.64

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Solution

The fourth proportional to 70,260.12, 96,958.26 and 38,429.64 is: 53,032.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,260.12 : 96,958.26 = 38,429.64 : x
  2. Step 2: Convert to fraction form
    70,260.12/96,958.26 = 38,429.64/x
  3. Step 3: Cross multiply
    70,260.12x = 96,958.26 × 38,429.64
  4. Step 4: Simplify right side
    70,260.12x = 3,726,071,026.83
  5. Step 5: Solve for x
    x = 3,726,071,026.83/70,260.12
  6. Step 6: Final answer
    x = 53,032.52

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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.