Home / 119,617.44-165,073.56-65,902.32

Finding the Fourth Proportional to 119,617.44, 165,073.56 and 65,902.32

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Solution

The fourth proportional to 119,617.44, 165,073.56 and 65,902.32 is: 90,946.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,617.44 : 165,073.56 = 65,902.32 : x
  2. Step 2: Convert to fraction form
    119,617.44/165,073.56 = 65,902.32/x
  3. Step 3: Cross multiply
    119,617.44x = 165,073.56 × 65,902.32
  4. Step 4: Simplify right side
    119,617.44x = 10,878,730,574.66
  5. Step 5: Solve for x
    x = 10,878,730,574.66/119,617.44
  6. Step 6: Final answer
    x = 90,946.02

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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.