Home / 69,071.60-103,103.14-59,273.84

Finding the Fourth Proportional to 69,071.60, 103,103.14 and 59,273.84

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Solution

The fourth proportional to 69,071.60, 103,103.14 and 59,273.84 is: 88,478.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,071.60 : 103,103.14 = 59,273.84 : x
  2. Step 2: Convert to fraction form
    69,071.60/103,103.14 = 59,273.84/x
  3. Step 3: Cross multiply
    69,071.60x = 103,103.14 × 59,273.84
  4. Step 4: Simplify right side
    69,071.60x = 6,111,319,023.86
  5. Step 5: Solve for x
    x = 6,111,319,023.86/69,071.60
  6. Step 6: Final answer
    x = 88,478.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.