Home / 114,228.74-157,615.04-65,821.92

Finding the Fourth Proportional to 114,228.74, 157,615.04 and 65,821.92

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Solution

The fourth proportional to 114,228.74, 157,615.04 and 65,821.92 is: 90,822.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,228.74 : 157,615.04 = 65,821.92 : x
  2. Step 2: Convert to fraction form
    114,228.74/157,615.04 = 65,821.92/x
  3. Step 3: Cross multiply
    114,228.74x = 157,615.04 × 65,821.92
  4. Step 4: Simplify right side
    114,228.74x = 10,374,524,224.57
  5. Step 5: Solve for x
    x = 10,374,524,224.57/114,228.74
  6. Step 6: Final answer
    x = 90,822.37

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1.5x scale

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.