Home / 59,195.09-81,658.88-40,075.55

Finding the Fourth Proportional to 59,195.09, 81,658.88 and 40,075.55

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Solution

The fourth proportional to 59,195.09, 81,658.88 and 40,075.55 is: 55,283.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,195.09 : 81,658.88 = 40,075.55 : x
  2. Step 2: Convert to fraction form
    59,195.09/81,658.88 = 40,075.55/x
  3. Step 3: Cross multiply
    59,195.09x = 81,658.88 × 40,075.55
  4. Step 4: Simplify right side
    59,195.09x = 3,272,523,919.71
  5. Step 5: Solve for x
    x = 3,272,523,919.71/59,195.09
  6. Step 6: Final answer
    x = 55,283.71

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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.