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Finding the Fourth Proportional to 61,683.69, 85,123.53 and 34,826.25

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Solution

The fourth proportional to 61,683.69, 85,123.53 and 34,826.25 is: 48,060.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,683.69 : 85,123.53 = 34,826.25 : x
  2. Step 2: Convert to fraction form
    61,683.69/85,123.53 = 34,826.25/x
  3. Step 3: Cross multiply
    61,683.69x = 85,123.53 × 34,826.25
  4. Step 4: Simplify right side
    61,683.69x = 2,964,533,336.66
  5. Step 5: Solve for x
    x = 2,964,533,336.66/61,683.69
  6. Step 6: Final answer
    x = 48,060.25

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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.