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Finding the Fourth Proportional to 61,364.37, 84,682.30 and 34,506.30

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Solution

The fourth proportional to 61,364.37, 84,682.30 and 34,506.30 is: 47,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,364.37 : 84,682.30 = 34,506.30 : x
  2. Step 2: Convert to fraction form
    61,364.37/84,682.30 = 34,506.30/x
  3. Step 3: Cross multiply
    61,364.37x = 84,682.30 × 34,506.30
  4. Step 4: Simplify right side
    61,364.37x = 2,922,072,809.26
  5. Step 5: Solve for x
    x = 2,922,072,809.26/61,364.37
  6. Step 6: Final answer
    x = 47,618.40

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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.