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Finding the Fourth Proportional to 15,798.22, 23,710.97 and 6,443.39

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Solution

The fourth proportional to 15,798.22, 23,710.97 and 6,443.39 is: 9,670.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,798.22 : 23,710.97 = 6,443.39 : x
  2. Step 2: Convert to fraction form
    15,798.22/23,710.97 = 6,443.39/x
  3. Step 3: Cross multiply
    15,798.22x = 23,710.97 × 6,443.39
  4. Step 4: Simplify right side
    15,798.22x = 152,779,102.37
  5. Step 5: Solve for x
    x = 152,779,102.37/15,798.22
  6. Step 6: Final answer
    x = 9,670.65

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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.