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Finding the Fourth Proportional to 89,573.40, 134,360.10 and 63,329.40

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Solution

The fourth proportional to 89,573.40, 134,360.10 and 63,329.40 is: 94,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,573.40 : 134,360.10 = 63,329.40 : x
  2. Step 2: Convert to fraction form
    89,573.40/134,360.10 = 63,329.40/x
  3. Step 3: Cross multiply
    89,573.40x = 134,360.10 × 63,329.40
  4. Step 4: Simplify right side
    89,573.40x = 8,508,944,516.94
  5. Step 5: Solve for x
    x = 8,508,944,516.94/89,573.40
  6. Step 6: Final answer
    x = 94,994.10

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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.