Home / 191,118.04-285,064.53-165,960.26

Finding the Fourth Proportional to 191,118.04, 285,064.53 and 165,960.26

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Solution

The fourth proportional to 191,118.04, 285,064.53 and 165,960.26 is: 247,540.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,118.04 : 285,064.53 = 165,960.26 : x
  2. Step 2: Convert to fraction form
    191,118.04/285,064.53 = 165,960.26/x
  3. Step 3: Cross multiply
    191,118.04x = 285,064.53 × 165,960.26
  4. Step 4: Simplify right side
    191,118.04x = 47,309,383,515.58
  5. Step 5: Solve for x
    x = 47,309,383,515.58/191,118.04
  6. Step 6: Final answer
    x = 247,540.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.