Home / 107,417.46-148,202.64-62,078.94

Finding the Fourth Proportional to 107,417.46, 148,202.64 and 62,078.94

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Solution

The fourth proportional to 107,417.46, 148,202.64 and 62,078.94 is: 85,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,417.46 : 148,202.64 = 62,078.94 : x
  2. Step 2: Convert to fraction form
    107,417.46/148,202.64 = 62,078.94/x
  3. Step 3: Cross multiply
    107,417.46x = 148,202.64 × 62,078.94
  4. Step 4: Simplify right side
    107,417.46x = 9,200,262,796.40
  5. Step 5: Solve for x
    x = 9,200,262,796.40/107,417.46
  6. Step 6: Final answer
    x = 85,649.60

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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.