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Finding the Fourth Proportional to 114,839.83, 172,259.74 and 35,960.20

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Solution

The fourth proportional to 114,839.83, 172,259.74 and 35,960.20 is: 53,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,839.83 : 172,259.74 = 35,960.20 : x
  2. Step 2: Convert to fraction form
    114,839.83/172,259.74 = 35,960.20/x
  3. Step 3: Cross multiply
    114,839.83x = 172,259.74 × 35,960.20
  4. Step 4: Simplify right side
    114,839.83x = 6,194,495,184.47
  5. Step 5: Solve for x
    x = 6,194,495,184.47/114,839.83
  6. Step 6: Final answer
    x = 53,940.30

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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.