Home / 42,730.85-64,095.57-16,441.29

Finding the Fourth Proportional to 42,730.85, 64,095.57 and 16,441.29

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Solution

The fourth proportional to 42,730.85, 64,095.57 and 16,441.29 is: 24,661.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,730.85 : 64,095.57 = 16,441.29 : x
  2. Step 2: Convert to fraction form
    42,730.85/64,095.57 = 16,441.29/x
  3. Step 3: Cross multiply
    42,730.85x = 64,095.57 × 16,441.29
  4. Step 4: Simplify right side
    42,730.85x = 1,053,813,854.09
  5. Step 5: Solve for x
    x = 1,053,813,854.09/42,730.85
  6. Step 6: Final answer
    x = 24,661.66

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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.