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Finding the Fourth Proportional to 116,000.10, 174,000.15 and 89,756.10

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Solution

The fourth proportional to 116,000.10, 174,000.15 and 89,756.10 is: 134,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,000.10 : 174,000.15 = 89,756.10 : x
  2. Step 2: Convert to fraction form
    116,000.10/174,000.15 = 89,756.10/x
  3. Step 3: Cross multiply
    116,000.10x = 174,000.15 × 89,756.10
  4. Step 4: Simplify right side
    116,000.10x = 15,617,574,863.42
  5. Step 5: Solve for x
    x = 15,617,574,863.42/116,000.10
  6. Step 6: Final answer
    x = 134,634.15

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Similar ratio
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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.