Home / 114,301.40-157,729.01-63,311.15

Finding the Fourth Proportional to 114,301.40, 157,729.01 and 63,311.15

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Solution

The fourth proportional to 114,301.40, 157,729.01 and 63,311.15 is: 87,365.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,301.40 : 157,729.01 = 63,311.15 : x
  2. Step 2: Convert to fraction form
    114,301.40/157,729.01 = 63,311.15/x
  3. Step 3: Cross multiply
    114,301.40x = 157,729.01 × 63,311.15
  4. Step 4: Simplify right side
    114,301.40x = 9,986,005,089.23
  5. Step 5: Solve for x
    x = 9,986,005,089.23/114,301.40
  6. Step 6: Final answer
    x = 87,365.56

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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.