Home / 118,576.47-163,640.07-67,597.23

Finding the Fourth Proportional to 118,576.47, 163,640.07 and 67,597.23

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Solution

The fourth proportional to 118,576.47, 163,640.07 and 67,597.23 is: 93,286.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,576.47 : 163,640.07 = 67,597.23 : x
  2. Step 2: Convert to fraction form
    118,576.47/163,640.07 = 67,597.23/x
  3. Step 3: Cross multiply
    118,576.47x = 163,640.07 × 67,597.23
  4. Step 4: Simplify right side
    118,576.47x = 11,061,615,449.01
  5. Step 5: Solve for x
    x = 11,061,615,449.01/118,576.47
  6. Step 6: Final answer
    x = 93,286.77

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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.