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Finding the Fourth Proportional to 15,703.51, 23,563.01 and 7,384.27

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Solution

The fourth proportional to 15,703.51, 23,563.01 and 7,384.27 is: 11,080.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,703.51 : 23,563.01 = 7,384.27 : x
  2. Step 2: Convert to fraction form
    15,703.51/23,563.01 = 7,384.27/x
  3. Step 3: Cross multiply
    15,703.51x = 23,563.01 × 7,384.27
  4. Step 4: Simplify right side
    15,703.51x = 173,995,627.85
  5. Step 5: Solve for x
    x = 173,995,627.85/15,703.51
  6. Step 6: Final answer
    x = 11,080.05

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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.