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Finding the Fourth Proportional to 134,297.40, 201,203.10 and 64,021.80

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Solution

The fourth proportional to 134,297.40, 201,203.10 and 64,021.80 is: 95,916.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,297.40 : 201,203.10 = 64,021.80 : x
  2. Step 2: Convert to fraction form
    134,297.40/201,203.10 = 64,021.80/x
  3. Step 3: Cross multiply
    134,297.40x = 201,203.10 × 64,021.80
  4. Step 4: Simplify right side
    134,297.40x = 12,881,384,627.58
  5. Step 5: Solve for x
    x = 12,881,384,627.58/134,297.40
  6. Step 6: Final answer
    x = 95,916.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.