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Finding the Fourth Proportional to 42,246, 58,299.53 and 26,330.44

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Solution

The fourth proportional to 42,246, 58,299.53 and 26,330.44 is: 36,336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,246 : 58,299.53 = 26,330.44 : x
  2. Step 2: Convert to fraction form
    42,246/58,299.53 = 26,330.44/x
  3. Step 3: Cross multiply
    42,246x = 58,299.53 × 26,330.44
  4. Step 4: Simplify right side
    42,246x = 1,535,052,196.77
  5. Step 5: Solve for x
    x = 1,535,052,196.77/42,246
  6. Step 6: Final answer
    x = 36,336.04

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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.