Home / 117,570.07-162,247.87-63,856.14

Finding the Fourth Proportional to 117,570.07, 162,247.87 and 63,856.14

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Solution

The fourth proportional to 117,570.07, 162,247.87 and 63,856.14 is: 88,122.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,570.07 : 162,247.87 = 63,856.14 : x
  2. Step 2: Convert to fraction form
    117,570.07/162,247.87 = 63,856.14/x
  3. Step 3: Cross multiply
    117,570.07x = 162,247.87 × 63,856.14
  4. Step 4: Simplify right side
    117,570.07x = 10,360,522,701.42
  5. Step 5: Solve for x
    x = 10,360,522,701.42/117,570.07
  6. Step 6: Final answer
    x = 88,122.11

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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.