Home / 56,850.86-85,285.06-19,402.17

Finding the Fourth Proportional to 56,850.86, 85,285.06 and 19,402.17

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Solution

The fourth proportional to 56,850.86, 85,285.06 and 19,402.17 is: 29,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,850.86 : 85,285.06 = 19,402.17 : x
  2. Step 2: Convert to fraction form
    56,850.86/85,285.06 = 19,402.17/x
  3. Step 3: Cross multiply
    56,850.86x = 85,285.06 × 19,402.17
  4. Step 4: Simplify right side
    56,850.86x = 1,654,715,232.58
  5. Step 5: Solve for x
    x = 1,654,715,232.58/56,850.86
  6. Step 6: Final answer
    x = 29,106.25

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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.