Home / 117,563.40-162,238.68-63,848.52

Finding the Fourth Proportional to 117,563.40, 162,238.68 and 63,848.52

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Solution

The fourth proportional to 117,563.40, 162,238.68 and 63,848.52 is: 88,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,563.40 : 162,238.68 = 63,848.52 : x
  2. Step 2: Convert to fraction form
    117,563.40/162,238.68 = 63,848.52/x
  3. Step 3: Cross multiply
    117,563.40x = 162,238.68 × 63,848.52
  4. Step 4: Simplify right side
    117,563.40x = 10,358,699,604.75
  5. Step 5: Solve for x
    x = 10,358,699,604.75/117,563.40
  6. Step 6: Final answer
    x = 88,111.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.