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Finding the Fourth Proportional to 114,041.39, 157,370.78 and 63,051.14

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Solution

The fourth proportional to 114,041.39, 157,370.78 and 63,051.14 is: 87,007.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,041.39 : 157,370.78 = 63,051.14 : x
  2. Step 2: Convert to fraction form
    114,041.39/157,370.78 = 63,051.14/x
  3. Step 3: Cross multiply
    114,041.39x = 157,370.78 × 63,051.14
  4. Step 4: Simplify right side
    114,041.39x = 9,922,407,632.74
  5. Step 5: Solve for x
    x = 9,922,407,632.74/114,041.39
  6. Step 6: Final answer
    x = 87,007.08

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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.