Home / 114,111.18-157,470.48-63,122.58

Finding the Fourth Proportional to 114,111.18, 157,470.48 and 63,122.58

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Solution

The fourth proportional to 114,111.18, 157,470.48 and 63,122.58 is: 87,107.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,111.18 : 157,470.48 = 63,122.58 : x
  2. Step 2: Convert to fraction form
    114,111.18/157,470.48 = 63,122.58/x
  3. Step 3: Cross multiply
    114,111.18x = 157,470.48 × 63,122.58
  4. Step 4: Simplify right side
    114,111.18x = 9,939,942,971.44
  5. Step 5: Solve for x
    x = 9,939,942,971.44/114,111.18
  6. Step 6: Final answer
    x = 87,107.53

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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.