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Finding the Fourth Proportional to 9,848.88, 14,712.41 and 8,860.17

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Solution

The fourth proportional to 9,848.88, 14,712.41 and 8,860.17 is: 13,235.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,848.88 : 14,712.41 = 8,860.17 : x
  2. Step 2: Convert to fraction form
    9,848.88/14,712.41 = 8,860.17/x
  3. Step 3: Cross multiply
    9,848.88x = 14,712.41 × 8,860.17
  4. Step 4: Simplify right side
    9,848.88x = 130,354,453.71
  5. Step 5: Solve for x
    x = 130,354,453.71/9,848.88
  6. Step 6: Final answer
    x = 13,235.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.