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Finding the Fourth Proportional to 16,848.40, 25,258.02 and 9,048.10

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Solution

The fourth proportional to 16,848.40, 25,258.02 and 9,048.10 is: 13,564.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,848.40 : 25,258.02 = 9,048.10 : x
  2. Step 2: Convert to fraction form
    16,848.40/25,258.02 = 9,048.10/x
  3. Step 3: Cross multiply
    16,848.40x = 25,258.02 × 9,048.10
  4. Step 4: Simplify right side
    16,848.40x = 228,537,090.76
  5. Step 5: Solve for x
    x = 228,537,090.76/16,848.40
  6. Step 6: Final answer
    x = 13,564.32

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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.