Home / 67,904.12-93,703.33-37,689.48

Finding the Fourth Proportional to 67,904.12, 93,703.33 and 37,689.48

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Solution

The fourth proportional to 67,904.12, 93,703.33 and 37,689.48 is: 52,009.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,904.12 : 93,703.33 = 37,689.48 : x
  2. Step 2: Convert to fraction form
    67,904.12/93,703.33 = 37,689.48/x
  3. Step 3: Cross multiply
    67,904.12x = 93,703.33 × 37,689.48
  4. Step 4: Simplify right side
    67,904.12x = 3,531,629,781.97
  5. Step 5: Solve for x
    x = 3,531,629,781.97/67,904.12
  6. Step 6: Final answer
    x = 52,009.06

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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.