Home / 86,541.44-119,432.76-48,814.88

Finding the Fourth Proportional to 86,541.44, 119,432.76 and 48,814.88

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Solution

The fourth proportional to 86,541.44, 119,432.76 and 48,814.88 is: 67,367.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,541.44 : 119,432.76 = 48,814.88 : x
  2. Step 2: Convert to fraction form
    86,541.44/119,432.76 = 48,814.88/x
  3. Step 3: Cross multiply
    86,541.44x = 119,432.76 × 48,814.88
  4. Step 4: Simplify right side
    86,541.44x = 5,830,095,847.47
  5. Step 5: Solve for x
    x = 5,830,095,847.47/86,541.44
  6. Step 6: Final answer
    x = 67,367.68

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1.5x scale

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.