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Finding the Fourth Proportional to 15,350.10, 23,008.95 and 8,762.10

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Solution

The fourth proportional to 15,350.10, 23,008.95 and 8,762.10 is: 13,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,350.10 : 23,008.95 = 8,762.10 : x
  2. Step 2: Convert to fraction form
    15,350.10/23,008.95 = 8,762.10/x
  3. Step 3: Cross multiply
    15,350.10x = 23,008.95 × 8,762.10
  4. Step 4: Simplify right side
    15,350.10x = 201,606,720.80
  5. Step 5: Solve for x
    x = 201,606,720.80/15,350.10
  6. Step 6: Final answer
    x = 13,133.90

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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.