Home / 67,771.86-93,560.57-52,630.53

Finding the Fourth Proportional to 67,771.86, 93,560.57 and 52,630.53

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Solution

The fourth proportional to 67,771.86, 93,560.57 and 52,630.53 is: 72,657.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,771.86 : 93,560.57 = 52,630.53 : x
  2. Step 2: Convert to fraction form
    67,771.86/93,560.57 = 52,630.53/x
  3. Step 3: Cross multiply
    67,771.86x = 93,560.57 × 52,630.53
  4. Step 4: Simplify right side
    67,771.86x = 4,924,142,386.20
  5. Step 5: Solve for x
    x = 4,924,142,386.20/67,771.86
  6. Step 6: Final answer
    x = 72,657.62

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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.