Home / 67,904.45-93,707.22-37,689.68

Finding the Fourth Proportional to 67,904.45, 93,707.22 and 37,689.68

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Solution

The fourth proportional to 67,904.45, 93,707.22 and 37,689.68 is: 52,011.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,904.45 : 93,707.22 = 37,689.68 : x
  2. Step 2: Convert to fraction form
    67,904.45/93,707.22 = 37,689.68/x
  3. Step 3: Cross multiply
    67,904.45x = 93,707.22 × 37,689.68
  4. Step 4: Simplify right side
    67,904.45x = 3,531,795,135.49
  5. Step 5: Solve for x
    x = 3,531,795,135.49/67,904.45
  6. Step 6: Final answer
    x = 52,011.25

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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.