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Finding the Fourth Proportional to 234,130.66, 323,100.32 and 126,700.70

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Solution

The fourth proportional to 234,130.66, 323,100.32 and 126,700.70 is: 174,846.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,130.66 : 323,100.32 = 126,700.70 : x
  2. Step 2: Convert to fraction form
    234,130.66/323,100.32 = 126,700.70/x
  3. Step 3: Cross multiply
    234,130.66x = 323,100.32 × 126,700.70
  4. Step 4: Simplify right side
    234,130.66x = 40,937,034,465.22
  5. Step 5: Solve for x
    x = 40,937,034,465.22/234,130.66
  6. Step 6: Final answer
    x = 174,846.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.