Home / 193,579.02-290,235.78-98,625.42

Finding the Fourth Proportional to 193,579.02, 290,235.78 and 98,625.42

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Solution

The fourth proportional to 193,579.02, 290,235.78 and 98,625.42 is: 147,870.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,579.02 : 290,235.78 = 98,625.42 : x
  2. Step 2: Convert to fraction form
    193,579.02/290,235.78 = 98,625.42/x
  3. Step 3: Cross multiply
    193,579.02x = 290,235.78 × 98,625.42
  4. Step 4: Simplify right side
    193,579.02x = 28,624,625,701.53
  5. Step 5: Solve for x
    x = 28,624,625,701.53/193,579.02
  6. Step 6: Final answer
    x = 147,870.50

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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.