Home / 69,923.70-96,501.67-42,698.28

Finding the Fourth Proportional to 69,923.70, 96,501.67 and 42,698.28

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Solution

The fourth proportional to 69,923.70, 96,501.67 and 42,698.28 is: 58,927.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,923.70 : 96,501.67 = 42,698.28 : x
  2. Step 2: Convert to fraction form
    69,923.70/96,501.67 = 42,698.28/x
  3. Step 3: Cross multiply
    69,923.70x = 96,501.67 × 42,698.28
  4. Step 4: Simplify right side
    69,923.70x = 4,120,455,326.13
  5. Step 5: Solve for x
    x = 4,120,455,326.13/69,923.70
  6. Step 6: Final answer
    x = 58,927.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.