Home / 127,616.02-191,455.56-52,757.57

Finding the Fourth Proportional to 127,616.02, 191,455.56 and 52,757.57

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Solution

The fourth proportional to 127,616.02, 191,455.56 and 52,757.57 is: 79,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,616.02 : 191,455.56 = 52,757.57 : x
  2. Step 2: Convert to fraction form
    127,616.02/191,455.56 = 52,757.57/x
  3. Step 3: Cross multiply
    127,616.02x = 191,455.56 × 52,757.57
  4. Step 4: Simplify right side
    127,616.02x = 10,100,730,587.23
  5. Step 5: Solve for x
    x = 10,100,730,587.23/127,616.02
  6. Step 6: Final answer
    x = 79,149.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.