Home / 42,828.85-64,206.37-16,552.05

Finding the Fourth Proportional to 42,828.85, 64,206.37 and 16,552.05

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Solution

The fourth proportional to 42,828.85, 64,206.37 and 16,552.05 is: 24,813.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,828.85 : 64,206.37 = 16,552.05 : x
  2. Step 2: Convert to fraction form
    42,828.85/64,206.37 = 16,552.05/x
  3. Step 3: Cross multiply
    42,828.85x = 64,206.37 × 16,552.05
  4. Step 4: Simplify right side
    42,828.85x = 1,062,746,826.47
  5. Step 5: Solve for x
    x = 1,062,746,826.47/42,828.85
  6. Step 6: Final answer
    x = 24,813.81

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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.