Home / 117,557.20-176,076.60-62,088.40

Finding the Fourth Proportional to 117,557.20, 176,076.60 and 62,088.40

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Solution

The fourth proportional to 117,557.20, 176,076.60 and 62,088.40 is: 92,995.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,557.20 : 176,076.60 = 62,088.40 : x
  2. Step 2: Convert to fraction form
    117,557.20/176,076.60 = 62,088.40/x
  3. Step 3: Cross multiply
    117,557.20x = 176,076.60 × 62,088.40
  4. Step 4: Simplify right side
    117,557.20x = 10,932,314,371.44
  5. Step 5: Solve for x
    x = 10,932,314,371.44/117,557.20
  6. Step 6: Final answer
    x = 92,995.70

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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.