Home / 190,504.17-285,787.85-64,155.11

Finding the Fourth Proportional to 190,504.17, 285,787.85 and 64,155.11

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Solution

The fourth proportional to 190,504.17, 285,787.85 and 64,155.11 is: 96,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,504.17 : 285,787.85 = 64,155.11 : x
  2. Step 2: Convert to fraction form
    190,504.17/285,787.85 = 64,155.11/x
  3. Step 3: Cross multiply
    190,504.17x = 285,787.85 × 64,155.11
  4. Step 4: Simplify right side
    190,504.17x = 18,334,749,203.70
  5. Step 5: Solve for x
    x = 18,334,749,203.70/190,504.17
  6. Step 6: Final answer
    x = 96,243.30

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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.