Home / 70,041.70-96,653.77-39,822.85

Finding the Fourth Proportional to 70,041.70, 96,653.77 and 39,822.85

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Solution

The fourth proportional to 70,041.70, 96,653.77 and 39,822.85 is: 54,953.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,041.70 : 96,653.77 = 39,822.85 : x
  2. Step 2: Convert to fraction form
    70,041.70/96,653.77 = 39,822.85/x
  3. Step 3: Cross multiply
    70,041.70x = 96,653.77 × 39,822.85
  4. Step 4: Simplify right side
    70,041.70x = 3,849,028,584.64
  5. Step 5: Solve for x
    x = 3,849,028,584.64/70,041.70
  6. Step 6: Final answer
    x = 54,953.39

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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.