Home / 62,391.58-86,075.94-38,476.74

Finding the Fourth Proportional to 62,391.58, 86,075.94 and 38,476.74

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Solution

The fourth proportional to 62,391.58, 86,075.94 and 38,476.74 is: 53,082.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,391.58 : 86,075.94 = 38,476.74 : x
  2. Step 2: Convert to fraction form
    62,391.58/86,075.94 = 38,476.74/x
  3. Step 3: Cross multiply
    62,391.58x = 86,075.94 × 38,476.74
  4. Step 4: Simplify right side
    62,391.58x = 3,311,921,563.64
  5. Step 5: Solve for x
    x = 3,311,921,563.64/62,391.58
  6. Step 6: Final answer
    x = 53,082.83

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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.