Home / 67,612.14-93,303.27-40,754.70

Finding the Fourth Proportional to 67,612.14, 93,303.27 and 40,754.70

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Solution

The fourth proportional to 67,612.14, 93,303.27 and 40,754.70 is: 56,240.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,612.14 : 93,303.27 = 40,754.70 : x
  2. Step 2: Convert to fraction form
    67,612.14/93,303.27 = 40,754.70/x
  3. Step 3: Cross multiply
    67,612.14x = 93,303.27 × 40,754.70
  4. Step 4: Simplify right side
    67,612.14x = 3,802,546,777.87
  5. Step 5: Solve for x
    x = 3,802,546,777.87/67,612.14
  6. Step 6: Final answer
    x = 56,240.59

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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.