Home / 56,294.19-84,436.43-16,860.15

Finding the Fourth Proportional to 56,294.19, 84,436.43 and 16,860.15

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Solution

The fourth proportional to 56,294.19, 84,436.43 and 16,860.15 is: 25,288.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,294.19 : 84,436.43 = 16,860.15 : x
  2. Step 2: Convert to fraction form
    56,294.19/84,436.43 = 16,860.15/x
  3. Step 3: Cross multiply
    56,294.19x = 84,436.43 × 16,860.15
  4. Step 4: Simplify right side
    56,294.19x = 1,423,610,790.96
  5. Step 5: Solve for x
    x = 1,423,610,790.96/56,294.19
  6. Step 6: Final answer
    x = 25,288.77

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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.