Home / 66,340.38-99,516.24-19,595.28

Finding the Fourth Proportional to 66,340.38, 99,516.24 and 19,595.28

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Solution

The fourth proportional to 66,340.38, 99,516.24 and 19,595.28 is: 29,394.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,340.38 : 99,516.24 = 19,595.28 : x
  2. Step 2: Convert to fraction form
    66,340.38/99,516.24 = 19,595.28/x
  3. Step 3: Cross multiply
    66,340.38x = 99,516.24 × 19,595.28
  4. Step 4: Simplify right side
    66,340.38x = 1,950,048,587.35
  5. Step 5: Solve for x
    x = 1,950,048,587.35/66,340.38
  6. Step 6: Final answer
    x = 29,394.59

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1.5x scale

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.