Home / 69,889.11-96,380.19-46,970.70

Finding the Fourth Proportional to 69,889.11, 96,380.19 and 46,970.70

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Solution

The fourth proportional to 69,889.11, 96,380.19 and 46,970.70 is: 64,774.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,889.11 : 96,380.19 = 46,970.70 : x
  2. Step 2: Convert to fraction form
    69,889.11/96,380.19 = 46,970.70/x
  3. Step 3: Cross multiply
    69,889.11x = 96,380.19 × 46,970.70
  4. Step 4: Simplify right side
    69,889.11x = 4,527,044,990.43
  5. Step 5: Solve for x
    x = 4,527,044,990.43/69,889.11
  6. Step 6: Final answer
    x = 64,774.68

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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.