Home / 42,995.70-64,518.92-16,364.11

Finding the Fourth Proportional to 42,995.70, 64,518.92 and 16,364.11

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Solution

The fourth proportional to 42,995.70, 64,518.92 and 16,364.11 is: 24,555.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,995.70 : 64,518.92 = 16,364.11 : x
  2. Step 2: Convert to fraction form
    42,995.70/64,518.92 = 16,364.11/x
  3. Step 3: Cross multiply
    42,995.70x = 64,518.92 × 16,364.11
  4. Step 4: Simplify right side
    42,995.70x = 1,055,794,703.96
  5. Step 5: Solve for x
    x = 1,055,794,703.96/42,995.70
  6. Step 6: Final answer
    x = 24,555.82

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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.