Home / 70,060.56-96,682.28-38,228.64

Finding the Fourth Proportional to 70,060.56, 96,682.28 and 38,228.64

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Solution

The fourth proportional to 70,060.56, 96,682.28 and 38,228.64 is: 52,754.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,060.56 : 96,682.28 = 38,228.64 : x
  2. Step 2: Convert to fraction form
    70,060.56/96,682.28 = 38,228.64/x
  3. Step 3: Cross multiply
    70,060.56x = 96,682.28 × 38,228.64
  4. Step 4: Simplify right side
    70,060.56x = 3,696,032,076.50
  5. Step 5: Solve for x
    x = 3,696,032,076.50/70,060.56
  6. Step 6: Final answer
    x = 52,754.82

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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.