Home / 69,475.38-104,127.51-39,514.74

Finding the Fourth Proportional to 69,475.38, 104,127.51 and 39,514.74

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Solution

The fourth proportional to 69,475.38, 104,127.51 and 39,514.74 is: 59,223.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,475.38 : 104,127.51 = 39,514.74 : x
  2. Step 2: Convert to fraction form
    69,475.38/104,127.51 = 39,514.74/x
  3. Step 3: Cross multiply
    69,475.38x = 104,127.51 × 39,514.74
  4. Step 4: Simplify right side
    69,475.38x = 4,114,571,484.50
  5. Step 5: Solve for x
    x = 4,114,571,484.50/69,475.38
  6. Step 6: Final answer
    x = 59,223.45

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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.