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Finding the Fourth Proportional to 114,707.35, 158,321.44 and 63,737.59

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Solution

The fourth proportional to 114,707.35, 158,321.44 and 63,737.59 is: 87,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,707.35 : 158,321.44 = 63,737.59 : x
  2. Step 2: Convert to fraction form
    114,707.35/158,321.44 = 63,737.59/x
  3. Step 3: Cross multiply
    114,707.35x = 158,321.44 × 63,737.59
  4. Step 4: Simplify right side
    114,707.35x = 10,091,027,228.83
  5. Step 5: Solve for x
    x = 10,091,027,228.83/114,707.35
  6. Step 6: Final answer
    x = 87,971.93

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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.