Home / 83,011.77-114,556.01-45,285.75

Finding the Fourth Proportional to 83,011.77, 114,556.01 and 45,285.75

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Solution

The fourth proportional to 83,011.77, 114,556.01 and 45,285.75 is: 62,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,011.77 : 114,556.01 = 45,285.75 : x
  2. Step 2: Convert to fraction form
    83,011.77/114,556.01 = 45,285.75/x
  3. Step 3: Cross multiply
    83,011.77x = 114,556.01 × 45,285.75
  4. Step 4: Simplify right side
    83,011.77x = 5,187,754,603.43
  5. Step 5: Solve for x
    x = 5,187,754,603.43/83,011.77
  6. Step 6: Final answer
    x = 62,494.21

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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.