Home / 117,803.94-162,557.30-70,048.06

Finding the Fourth Proportional to 117,803.94, 162,557.30 and 70,048.06

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Solution

The fourth proportional to 117,803.94, 162,557.30 and 70,048.06 is: 96,659.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,803.94 : 162,557.30 = 70,048.06 : x
  2. Step 2: Convert to fraction form
    117,803.94/162,557.30 = 70,048.06/x
  3. Step 3: Cross multiply
    117,803.94x = 162,557.30 × 70,048.06
  4. Step 4: Simplify right side
    117,803.94x = 11,386,823,503.84
  5. Step 5: Solve for x
    x = 11,386,823,503.84/117,803.94
  6. Step 6: Final answer
    x = 96,659.11

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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.