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Finding the Fourth Proportional to 114,159, 157,539.42 and 63,858

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Solution

The fourth proportional to 114,159, 157,539.42 and 63,858 is: 88,124.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,159 : 157,539.42 = 63,858 : x
  2. Step 2: Convert to fraction form
    114,159/157,539.42 = 63,858/x
  3. Step 3: Cross multiply
    114,159x = 157,539.42 × 63,858
  4. Step 4: Simplify right side
    114,159x = 10,060,152,282.36
  5. Step 5: Solve for x
    x = 10,060,152,282.36/114,159
  6. Step 6: Final answer
    x = 88,124.04

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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.