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Finding the Fourth Proportional to 117,805.94, 162,560.06 and 70,050.06

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Solution

The fourth proportional to 117,805.94, 162,560.06 and 70,050.06 is: 96,661.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,805.94 : 162,560.06 = 70,050.06 : x
  2. Step 2: Convert to fraction form
    117,805.94/162,560.06 = 70,050.06/x
  3. Step 3: Cross multiply
    117,805.94x = 162,560.06 × 70,050.06
  4. Step 4: Simplify right side
    117,805.94x = 11,387,341,956.60
  5. Step 5: Solve for x
    x = 11,387,341,956.60/117,805.94
  6. Step 6: Final answer
    x = 96,661.87

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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.