Home / 103,244.08-142,459.56-60,811.06

Finding the Fourth Proportional to 103,244.08, 142,459.56 and 60,811.06

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Solution

The fourth proportional to 103,244.08, 142,459.56 and 60,811.06 is: 83,909.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,244.08 : 142,459.56 = 60,811.06 : x
  2. Step 2: Convert to fraction form
    103,244.08/142,459.56 = 60,811.06/x
  3. Step 3: Cross multiply
    103,244.08x = 142,459.56 × 60,811.06
  4. Step 4: Simplify right side
    103,244.08x = 8,663,116,850.73
  5. Step 5: Solve for x
    x = 8,663,116,850.73/103,244.08
  6. Step 6: Final answer
    x = 83,909.09

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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.