Home / 98,184.98-135,471.75-57,895.58

Finding the Fourth Proportional to 98,184.98, 135,471.75 and 57,895.58

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Solution

The fourth proportional to 98,184.98, 135,471.75 and 57,895.58 is: 79,882.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,184.98 : 135,471.75 = 57,895.58 : x
  2. Step 2: Convert to fraction form
    98,184.98/135,471.75 = 57,895.58/x
  3. Step 3: Cross multiply
    98,184.98x = 135,471.75 × 57,895.58
  4. Step 4: Simplify right side
    98,184.98x = 7,843,215,539.87
  5. Step 5: Solve for x
    x = 7,843,215,539.87/98,184.98
  6. Step 6: Final answer
    x = 79,882.03

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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.