Home / 34,720.66-52,080.75-9,760.55

Finding the Fourth Proportional to 34,720.66, 52,080.75 and 9,760.55

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Solution

The fourth proportional to 34,720.66, 52,080.75 and 9,760.55 is: 14,640.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,720.66 : 52,080.75 = 9,760.55 : x
  2. Step 2: Convert to fraction form
    34,720.66/52,080.75 = 9,760.55/x
  3. Step 3: Cross multiply
    34,720.66x = 52,080.75 × 9,760.55
  4. Step 4: Simplify right side
    34,720.66x = 508,336,894.61
  5. Step 5: Solve for x
    x = 508,336,894.61/34,720.66
  6. Step 6: Final answer
    x = 14,640.76

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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.