Home / 190,226.70-284,952.51-90,083.25

Finding the Fourth Proportional to 190,226.70, 284,952.51 and 90,083.25

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Solution

The fourth proportional to 190,226.70, 284,952.51 and 90,083.25 is: 134,941.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,226.70 : 284,952.51 = 90,083.25 : x
  2. Step 2: Convert to fraction form
    190,226.70/284,952.51 = 90,083.25/x
  3. Step 3: Cross multiply
    190,226.70x = 284,952.51 × 90,083.25
  4. Step 4: Simplify right side
    190,226.70x = 25,669,448,196.46
  5. Step 5: Solve for x
    x = 25,669,448,196.46/190,226.70
  6. Step 6: Final answer
    x = 134,941.35

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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.