Home / 194,417.40-291,755.70-89,182.20

Finding the Fourth Proportional to 194,417.40, 291,755.70 and 89,182.20

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Solution

The fourth proportional to 194,417.40, 291,755.70 and 89,182.20 is: 133,832.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,417.40 : 291,755.70 = 89,182.20 : x
  2. Step 2: Convert to fraction form
    194,417.40/291,755.70 = 89,182.20/x
  3. Step 3: Cross multiply
    194,417.40x = 291,755.70 × 89,182.20
  4. Step 4: Simplify right side
    194,417.40x = 26,019,415,188.54
  5. Step 5: Solve for x
    x = 26,019,415,188.54/194,417.40
  6. Step 6: Final answer
    x = 133,832.75

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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.