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Finding the Fourth Proportional to 114,484.16, 157,998.16 and 66,736.52

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Solution

The fourth proportional to 114,484.16, 157,998.16 and 66,736.52 is: 92,102.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,484.16 : 157,998.16 = 66,736.52 : x
  2. Step 2: Convert to fraction form
    114,484.16/157,998.16 = 66,736.52/x
  3. Step 3: Cross multiply
    114,484.16x = 157,998.16 × 66,736.52
  4. Step 4: Simplify right side
    114,484.16x = 10,544,247,364.80
  5. Step 5: Solve for x
    x = 10,544,247,364.80/114,484.16
  6. Step 6: Final answer
    x = 92,102.24

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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.