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Finding the Fourth Proportional to 57,751.61, 79,696.35 and 32,258.39

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Solution

The fourth proportional to 57,751.61, 79,696.35 and 32,258.39 is: 44,516.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,751.61 : 79,696.35 = 32,258.39 : x
  2. Step 2: Convert to fraction form
    57,751.61/79,696.35 = 32,258.39/x
  3. Step 3: Cross multiply
    57,751.61x = 79,696.35 × 32,258.39
  4. Step 4: Simplify right side
    57,751.61x = 2,570,875,541.39
  5. Step 5: Solve for x
    x = 2,570,875,541.39/57,751.61
  6. Step 6: Final answer
    x = 44,516.09

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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.