Home / 64,938.14-97,390.80-33,330.52

Finding the Fourth Proportional to 64,938.14, 97,390.80 and 33,330.52

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Solution

The fourth proportional to 64,938.14, 97,390.80 and 33,330.52 is: 49,987.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,938.14 : 97,390.80 = 33,330.52 : x
  2. Step 2: Convert to fraction form
    64,938.14/97,390.80 = 33,330.52/x
  3. Step 3: Cross multiply
    64,938.14x = 97,390.80 × 33,330.52
  4. Step 4: Simplify right side
    64,938.14x = 3,246,086,007.22
  5. Step 5: Solve for x
    x = 3,246,086,007.22/64,938.14
  6. Step 6: Final answer
    x = 49,987.36

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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.