Home / 124,576.48-171,919.55-70,860.11

Finding the Fourth Proportional to 124,576.48, 171,919.55 and 70,860.11

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Solution

The fourth proportional to 124,576.48, 171,919.55 and 70,860.11 is: 97,789.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,576.48 : 171,919.55 = 70,860.11 : x
  2. Step 2: Convert to fraction form
    124,576.48/171,919.55 = 70,860.11/x
  3. Step 3: Cross multiply
    124,576.48x = 171,919.55 × 70,860.11
  4. Step 4: Simplify right side
    124,576.48x = 12,182,237,869.85
  5. Step 5: Solve for x
    x = 12,182,237,869.85/124,576.48
  6. Step 6: Final answer
    x = 97,789.23

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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.