Home / 69,927.50-96,497.73-39,710.45

Finding the Fourth Proportional to 69,927.50, 96,497.73 and 39,710.45

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Solution

The fourth proportional to 69,927.50, 96,497.73 and 39,710.45 is: 54,799.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,927.50 : 96,497.73 = 39,710.45 : x
  2. Step 2: Convert to fraction form
    69,927.50/96,497.73 = 39,710.45/x
  3. Step 3: Cross multiply
    69,927.50x = 96,497.73 × 39,710.45
  4. Step 4: Simplify right side
    69,927.50x = 3,831,968,523.52
  5. Step 5: Solve for x
    x = 3,831,968,523.52/69,927.50
  6. Step 6: Final answer
    x = 54,799.16

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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.