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Finding the Fourth Proportional to 67,875.66, 93,673.56 and 37,666.71

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Solution

The fourth proportional to 67,875.66, 93,673.56 and 37,666.71 is: 51,982.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,875.66 : 93,673.56 = 37,666.71 : x
  2. Step 2: Convert to fraction form
    67,875.66/93,673.56 = 37,666.71/x
  3. Step 3: Cross multiply
    67,875.66x = 93,673.56 × 37,666.71
  4. Step 4: Simplify right side
    67,875.66x = 3,528,374,819.19
  5. Step 5: Solve for x
    x = 3,528,374,819.19/67,875.66
  6. Step 6: Final answer
    x = 51,982.92

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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.