Home / 68,650.74-94,727.07-38,437.34

Finding the Fourth Proportional to 68,650.74, 94,727.07 and 38,437.34

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Solution

The fourth proportional to 68,650.74, 94,727.07 and 38,437.34 is: 53,037.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,650.74 : 94,727.07 = 38,437.34 : x
  2. Step 2: Convert to fraction form
    68,650.74/94,727.07 = 38,437.34/x
  3. Step 3: Cross multiply
    68,650.74x = 94,727.07 × 38,437.34
  4. Step 4: Simplify right side
    68,650.74x = 3,641,056,123.16
  5. Step 5: Solve for x
    x = 3,641,056,123.16/68,650.74
  6. Step 6: Final answer
    x = 53,037.39

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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.