Home / 67,848.03-93,618.18-40,972.55

Finding the Fourth Proportional to 67,848.03, 93,618.18 and 40,972.55

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Solution

The fourth proportional to 67,848.03, 93,618.18 and 40,972.55 is: 56,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,848.03 : 93,618.18 = 40,972.55 : x
  2. Step 2: Convert to fraction form
    67,848.03/93,618.18 = 40,972.55/x
  3. Step 3: Cross multiply
    67,848.03x = 93,618.18 × 40,972.55
  4. Step 4: Simplify right side
    67,848.03x = 3,835,775,092.87
  5. Step 5: Solve for x
    x = 3,835,775,092.87/67,848.03
  6. Step 6: Final answer
    x = 56,534.80

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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.