Home / 67,431.22-93,053.81-37,214.78

Finding the Fourth Proportional to 67,431.22, 93,053.81 and 37,214.78

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Solution

The fourth proportional to 67,431.22, 93,053.81 and 37,214.78 is: 51,355.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,431.22 : 93,053.81 = 37,214.78 : x
  2. Step 2: Convert to fraction form
    67,431.22/93,053.81 = 37,214.78/x
  3. Step 3: Cross multiply
    67,431.22x = 93,053.81 × 37,214.78
  4. Step 4: Simplify right side
    67,431.22x = 3,462,976,695.08
  5. Step 5: Solve for x
    x = 3,462,976,695.08/67,431.22
  6. Step 6: Final answer
    x = 51,355.69

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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.