Home / 111,181.73-153,430.88-60,194.50

Finding the Fourth Proportional to 111,181.73, 153,430.88 and 60,194.50

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Solution

The fourth proportional to 111,181.73, 153,430.88 and 60,194.50 is: 83,068.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,181.73 : 153,430.88 = 60,194.50 : x
  2. Step 2: Convert to fraction form
    111,181.73/153,430.88 = 60,194.50/x
  3. Step 3: Cross multiply
    111,181.73x = 153,430.88 × 60,194.50
  4. Step 4: Simplify right side
    111,181.73x = 9,235,694,421.61
  5. Step 5: Solve for x
    x = 9,235,694,421.61/111,181.73
  6. Step 6: Final answer
    x = 83,068.46

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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.