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Finding the Fourth Proportional to 171,068.00, 256,612.55 and 65,887.07

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Solution

The fourth proportional to 171,068.00, 256,612.55 and 65,887.07 is: 98,834.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,068.00 : 256,612.55 = 65,887.07 : x
  2. Step 2: Convert to fraction form
    171,068.00/256,612.55 = 65,887.07/x
  3. Step 3: Cross multiply
    171,068.00x = 256,612.55 × 65,887.07
  4. Step 4: Simplify right side
    171,068.00x = 16,907,447,432.23
  5. Step 5: Solve for x
    x = 16,907,447,432.23/171,068.00
  6. Step 6: Final answer
    x = 98,834.66

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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.