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Finding the Fourth Proportional to 133,025.10, 186,701.70 and 133,025.10

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Solution

The fourth proportional to 133,025.10, 186,701.70 and 133,025.10 is: 186,701.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,025.10 : 186,701.70 = 133,025.10 : x
  2. Step 2: Convert to fraction form
    133,025.10/186,701.70 = 133,025.10/x
  3. Step 3: Cross multiply
    133,025.10x = 186,701.70 × 133,025.10
  4. Step 4: Simplify right side
    133,025.10x = 24,836,012,312.67
  5. Step 5: Solve for x
    x = 24,836,012,312.67/133,025.10
  6. Step 6: Final answer
    x = 186,701.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.