Home / 194,280.50-291,407.38-119,412.20

Finding the Fourth Proportional to 194,280.50, 291,407.38 and 119,412.20

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Solution

The fourth proportional to 194,280.50, 291,407.38 and 119,412.20 is: 179,110.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,280.50 : 291,407.38 = 119,412.20 : x
  2. Step 2: Convert to fraction form
    194,280.50/291,407.38 = 119,412.20/x
  3. Step 3: Cross multiply
    194,280.50x = 291,407.38 × 119,412.20
  4. Step 4: Simplify right side
    194,280.50x = 34,797,595,744.98
  5. Step 5: Solve for x
    x = 34,797,595,744.98/194,280.50
  6. Step 6: Final answer
    x = 179,110.08

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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.