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Finding the Fourth Proportional to 59,745.76, 82,445.52 and 34,590.40

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Solution

The fourth proportional to 59,745.76, 82,445.52 and 34,590.40 is: 47,732.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,745.76 : 82,445.52 = 34,590.40 : x
  2. Step 2: Convert to fraction form
    59,745.76/82,445.52 = 34,590.40/x
  3. Step 3: Cross multiply
    59,745.76x = 82,445.52 × 34,590.40
  4. Step 4: Simplify right side
    59,745.76x = 2,851,823,515.01
  5. Step 5: Solve for x
    x = 2,851,823,515.01/59,745.76
  6. Step 6: Final answer
    x = 47,732.65

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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.