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Finding the Fourth Proportional to 85,560.00, 118,069.98 and 47,318.93

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Solution

The fourth proportional to 85,560.00, 118,069.98 and 47,318.93 is: 65,298.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,560.00 : 118,069.98 = 47,318.93 : x
  2. Step 2: Convert to fraction form
    85,560.00/118,069.98 = 47,318.93/x
  3. Step 3: Cross multiply
    85,560.00x = 118,069.98 × 47,318.93
  4. Step 4: Simplify right side
    85,560.00x = 5,586,945,590.92
  5. Step 5: Solve for x
    x = 5,586,945,590.92/85,560.00
  6. Step 6: Final answer
    x = 65,298.57

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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.