Home / 113,825.51-157,095.05-63,527.75

Finding the Fourth Proportional to 113,825.51, 157,095.05 and 63,527.75

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Solution

The fourth proportional to 113,825.51, 157,095.05 and 63,527.75 is: 87,677.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,825.51 : 157,095.05 = 63,527.75 : x
  2. Step 2: Convert to fraction form
    113,825.51/157,095.05 = 63,527.75/x
  3. Step 3: Cross multiply
    113,825.51x = 157,095.05 × 63,527.75
  4. Step 4: Simplify right side
    113,825.51x = 9,979,894,745.00
  5. Step 5: Solve for x
    x = 9,979,894,745.00/113,825.51
  6. Step 6: Final answer
    x = 87,677.14

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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.