Home / 114,438.05-157,892.83-66,036.61

Finding the Fourth Proportional to 114,438.05, 157,892.83 and 66,036.61

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Solution

The fourth proportional to 114,438.05, 157,892.83 and 66,036.61 is: 91,112.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,438.05 : 157,892.83 = 66,036.61 : x
  2. Step 2: Convert to fraction form
    114,438.05/157,892.83 = 66,036.61/x
  3. Step 3: Cross multiply
    114,438.05x = 157,892.83 × 66,036.61
  4. Step 4: Simplify right side
    114,438.05x = 10,426,707,236.51
  5. Step 5: Solve for x
    x = 10,426,707,236.51/114,438.05
  6. Step 6: Final answer
    x = 91,112.24

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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.