Home / 56,219.40-84,329.10-34,021.35

Finding the Fourth Proportional to 56,219.40, 84,329.10 and 34,021.35

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Solution

The fourth proportional to 56,219.40, 84,329.10 and 34,021.35 is: 51,032.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,219.40 : 84,329.10 = 34,021.35 : x
  2. Step 2: Convert to fraction form
    56,219.40/84,329.10 = 34,021.35/x
  3. Step 3: Cross multiply
    56,219.40x = 84,329.10 × 34,021.35
  4. Step 4: Simplify right side
    56,219.40x = 2,868,989,826.29
  5. Step 5: Solve for x
    x = 2,868,989,826.29/56,219.40
  6. Step 6: Final answer
    x = 51,032.03

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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.