Home / 194,432.48-291,648.72-54,192.32

Finding the Fourth Proportional to 194,432.48, 291,648.72 and 54,192.32

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Solution

The fourth proportional to 194,432.48, 291,648.72 and 54,192.32 is: 81,288.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,432.48 : 291,648.72 = 54,192.32 : x
  2. Step 2: Convert to fraction form
    194,432.48/291,648.72 = 54,192.32/x
  3. Step 3: Cross multiply
    194,432.48x = 291,648.72 × 54,192.32
  4. Step 4: Simplify right side
    194,432.48x = 15,805,120,761.83
  5. Step 5: Solve for x
    x = 15,805,120,761.83/194,432.48
  6. Step 6: Final answer
    x = 81,288.48

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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.