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Finding the Fourth Proportional to 67,958.80, 93,780.02 and 37,746.04

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Solution

The fourth proportional to 67,958.80, 93,780.02 and 37,746.04 is: 52,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,958.80 : 93,780.02 = 37,746.04 : x
  2. Step 2: Convert to fraction form
    67,958.80/93,780.02 = 37,746.04/x
  3. Step 3: Cross multiply
    67,958.80x = 93,780.02 × 37,746.04
  4. Step 4: Simplify right side
    67,958.80x = 3,539,824,386.12
  5. Step 5: Solve for x
    x = 3,539,824,386.12/67,958.80
  6. Step 6: Final answer
    x = 52,087.80

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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.