Home / 194,228.60-291,224.10-75,763.40

Finding the Fourth Proportional to 194,228.60, 291,224.10 and 75,763.40

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Solution

The fourth proportional to 194,228.60, 291,224.10 and 75,763.40 is: 113,598.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,228.60 : 291,224.10 = 75,763.40 : x
  2. Step 2: Convert to fraction form
    194,228.60/291,224.10 = 75,763.40/x
  3. Step 3: Cross multiply
    194,228.60x = 291,224.10 × 75,763.40
  4. Step 4: Simplify right side
    194,228.60x = 22,064,127,977.94
  5. Step 5: Solve for x
    x = 22,064,127,977.94/194,228.60
  6. Step 6: Final answer
    x = 113,598.76

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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.