Home / 115,485.90-159,370.65-67,097.22

Finding the Fourth Proportional to 115,485.90, 159,370.65 and 67,097.22

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Solution

The fourth proportional to 115,485.90, 159,370.65 and 67,097.22 is: 92,594.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,485.90 : 159,370.65 = 67,097.22 : x
  2. Step 2: Convert to fraction form
    115,485.90/159,370.65 = 67,097.22/x
  3. Step 3: Cross multiply
    115,485.90x = 159,370.65 × 67,097.22
  4. Step 4: Simplify right side
    115,485.90x = 10,693,327,564.59
  5. Step 5: Solve for x
    x = 10,693,327,564.59/115,485.90
  6. Step 6: Final answer
    x = 92,594.23

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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.