Home / 114,487.49-157,984.53-66,089.18

Finding the Fourth Proportional to 114,487.49, 157,984.53 and 66,089.18

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Solution

The fourth proportional to 114,487.49, 157,984.53 and 66,089.18 is: 91,198.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,487.49 : 157,984.53 = 66,089.18 : x
  2. Step 2: Convert to fraction form
    114,487.49/157,984.53 = 66,089.18/x
  3. Step 3: Cross multiply
    114,487.49x = 157,984.53 × 66,089.18
  4. Step 4: Simplify right side
    114,487.49x = 10,441,068,187.51
  5. Step 5: Solve for x
    x = 10,441,068,187.51/114,487.49
  6. Step 6: Final answer
    x = 91,198.33

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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.