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Finding the Fourth Proportional to 174,737.57, 262,300.91 and 90,475.11

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Solution

The fourth proportional to 174,737.57, 262,300.91 and 90,475.11 is: 135,813.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,737.57 : 262,300.91 = 90,475.11 : x
  2. Step 2: Convert to fraction form
    174,737.57/262,300.91 = 90,475.11/x
  3. Step 3: Cross multiply
    174,737.57x = 262,300.91 × 90,475.11
  4. Step 4: Simplify right side
    174,737.57x = 23,731,703,685.35
  5. Step 5: Solve for x
    x = 23,731,703,685.35/174,737.57
  6. Step 6: Final answer
    x = 135,813.40

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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.