Home / 60,789.99-83,934.63-39,292.46

Finding the Fourth Proportional to 60,789.99, 83,934.63 and 39,292.46

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Solution

The fourth proportional to 60,789.99, 83,934.63 and 39,292.46 is: 54,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,789.99 : 83,934.63 = 39,292.46 : x
  2. Step 2: Convert to fraction form
    60,789.99/83,934.63 = 39,292.46/x
  3. Step 3: Cross multiply
    60,789.99x = 83,934.63 × 39,292.46
  4. Step 4: Simplify right side
    60,789.99x = 3,297,997,672.22
  5. Step 5: Solve for x
    x = 3,297,997,672.22/60,789.99
  6. Step 6: Final answer
    x = 54,252.31

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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.