Home / 115,996.06-160,071.88-67,594.90

Finding the Fourth Proportional to 115,996.06, 160,071.88 and 67,594.90

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Solution

The fourth proportional to 115,996.06, 160,071.88 and 67,594.90 is: 93,279.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,996.06 : 160,071.88 = 67,594.90 : x
  2. Step 2: Convert to fraction form
    115,996.06/160,071.88 = 67,594.90/x
  3. Step 3: Cross multiply
    115,996.06x = 160,071.88 × 67,594.90
  4. Step 4: Simplify right side
    115,996.06x = 10,820,042,721.41
  5. Step 5: Solve for x
    x = 10,820,042,721.41/115,996.06
  6. Step 6: Final answer
    x = 93,279.40

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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.