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Finding the Fourth Proportional to 108,854.92, 163,288.46 and 33,985.41

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Solution

The fourth proportional to 108,854.92, 163,288.46 and 33,985.41 is: 50,980.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,854.92 : 163,288.46 = 33,985.41 : x
  2. Step 2: Convert to fraction form
    108,854.92/163,288.46 = 33,985.41/x
  3. Step 3: Cross multiply
    108,854.92x = 163,288.46 × 33,985.41
  4. Step 4: Simplify right side
    108,854.92x = 5,549,424,275.00
  5. Step 5: Solve for x
    x = 5,549,424,275.00/108,854.92
  6. Step 6: Final answer
    x = 50,980.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.