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Finding the Fourth Proportional to 114,855.16, 172,275.45 and 35,967.64

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Solution

The fourth proportional to 114,855.16, 172,275.45 and 35,967.64 is: 53,949.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,855.16 : 172,275.45 = 35,967.64 : x
  2. Step 2: Convert to fraction form
    114,855.16/172,275.45 = 35,967.64/x
  3. Step 3: Cross multiply
    114,855.16x = 172,275.45 × 35,967.64
  4. Step 4: Simplify right side
    114,855.16x = 6,196,341,366.44
  5. Step 5: Solve for x
    x = 6,196,341,366.44/114,855.16
  6. Step 6: Final answer
    x = 53,949.18

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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.