Home / 117,050.52-161,528.50-63,334.35

Finding the Fourth Proportional to 117,050.52, 161,528.50 and 63,334.35

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Solution

The fourth proportional to 117,050.52, 161,528.50 and 63,334.35 is: 87,400.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,050.52 : 161,528.50 = 63,334.35 : x
  2. Step 2: Convert to fraction form
    117,050.52/161,528.50 = 63,334.35/x
  3. Step 3: Cross multiply
    117,050.52x = 161,528.50 × 63,334.35
  4. Step 4: Simplify right side
    117,050.52x = 10,230,302,553.98
  5. Step 5: Solve for x
    x = 10,230,302,553.98/117,050.52
  6. Step 6: Final answer
    x = 87,400.74

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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.