Home / 34,720.11-52,080.17-9,762.80

Finding the Fourth Proportional to 34,720.11, 52,080.17 and 9,762.80

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Solution

The fourth proportional to 34,720.11, 52,080.17 and 9,762.80 is: 14,644.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,720.11 : 52,080.17 = 9,762.80 : x
  2. Step 2: Convert to fraction form
    34,720.11/52,080.17 = 9,762.80/x
  3. Step 3: Cross multiply
    34,720.11x = 52,080.17 × 9,762.80
  4. Step 4: Simplify right side
    34,720.11x = 508,447,974.46
  5. Step 5: Solve for x
    x = 508,447,974.46/34,720.11
  6. Step 6: Final answer
    x = 14,644.19

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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.