Home / 124,584.24-171,920.88-70,861.68

Finding the Fourth Proportional to 124,584.24, 171,920.88 and 70,861.68

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Solution

The fourth proportional to 124,584.24, 171,920.88 and 70,861.68 is: 97,786.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,584.24 : 171,920.88 = 70,861.68 : x
  2. Step 2: Convert to fraction form
    124,584.24/171,920.88 = 70,861.68/x
  3. Step 3: Cross multiply
    124,584.24x = 171,920.88 × 70,861.68
  4. Step 4: Simplify right side
    124,584.24x = 12,182,602,383.88
  5. Step 5: Solve for x
    x = 12,182,602,383.88/124,584.24
  6. Step 6: Final answer
    x = 97,786.06

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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.