Home / 56,934.93-85,393.60-19,486.40

Finding the Fourth Proportional to 56,934.93, 85,393.60 and 19,486.40

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Solution

The fourth proportional to 56,934.93, 85,393.60 and 19,486.40 is: 29,226.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,934.93 : 85,393.60 = 19,486.40 : x
  2. Step 2: Convert to fraction form
    56,934.93/85,393.60 = 19,486.40/x
  3. Step 3: Cross multiply
    56,934.93x = 85,393.60 × 19,486.40
  4. Step 4: Simplify right side
    56,934.93x = 1,664,013,847.04
  5. Step 5: Solve for x
    x = 1,664,013,847.04/56,934.93
  6. Step 6: Final answer
    x = 29,226.59

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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.