Home / 45,848.40-68,749.92-14,679.60

Finding the Fourth Proportional to 45,848.40, 68,749.92 and 14,679.60

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Solution

The fourth proportional to 45,848.40, 68,749.92 and 14,679.60 is: 22,012.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,848.40 : 68,749.92 = 14,679.60 : x
  2. Step 2: Convert to fraction form
    45,848.40/68,749.92 = 14,679.60/x
  3. Step 3: Cross multiply
    45,848.40x = 68,749.92 × 14,679.60
  4. Step 4: Simplify right side
    45,848.40x = 1,009,221,325.63
  5. Step 5: Solve for x
    x = 1,009,221,325.63/45,848.40
  6. Step 6: Final answer
    x = 22,012.14

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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.