Home / 61,158.42-91,727.79-16,774.80

Finding the Fourth Proportional to 61,158.42, 91,727.79 and 16,774.80

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Solution

The fourth proportional to 61,158.42, 91,727.79 and 16,774.80 is: 25,159.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,158.42 : 91,727.79 = 16,774.80 : x
  2. Step 2: Convert to fraction form
    61,158.42/91,727.79 = 16,774.80/x
  3. Step 3: Cross multiply
    61,158.42x = 91,727.79 × 16,774.80
  4. Step 4: Simplify right side
    61,158.42x = 1,538,715,331.69
  5. Step 5: Solve for x
    x = 1,538,715,331.69/61,158.42
  6. Step 6: Final answer
    x = 25,159.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.