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Finding the Fourth Proportional to 114,115.16, 157,425.85 and 73,841.93

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Solution

The fourth proportional to 114,115.16, 157,425.85 and 73,841.93 is: 101,867.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,115.16 : 157,425.85 = 73,841.93 : x
  2. Step 2: Convert to fraction form
    114,115.16/157,425.85 = 73,841.93/x
  3. Step 3: Cross multiply
    114,115.16x = 157,425.85 × 73,841.93
  4. Step 4: Simplify right side
    114,115.16x = 11,624,629,081.76
  5. Step 5: Solve for x
    x = 11,624,629,081.76/114,115.16
  6. Step 6: Final answer
    x = 101,867.53

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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.