Home / 194,124.04-291,256.12-67,782.90

Finding the Fourth Proportional to 194,124.04, 291,256.12 and 67,782.90

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Solution

The fourth proportional to 194,124.04, 291,256.12 and 67,782.90 is: 101,698.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,124.04 : 291,256.12 = 67,782.90 : x
  2. Step 2: Convert to fraction form
    194,124.04/291,256.12 = 67,782.90/x
  3. Step 3: Cross multiply
    194,124.04x = 291,256.12 × 67,782.90
  4. Step 4: Simplify right side
    194,124.04x = 19,742,184,456.35
  5. Step 5: Solve for x
    x = 19,742,184,456.35/194,124.04
  6. Step 6: Final answer
    x = 101,698.81

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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.