Home / 117,416.10-162,034.52-63,701.11

Finding the Fourth Proportional to 117,416.10, 162,034.52 and 63,701.11

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Solution

The fourth proportional to 117,416.10, 162,034.52 and 63,701.11 is: 87,907.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,416.10 : 162,034.52 = 63,701.11 : x
  2. Step 2: Convert to fraction form
    117,416.10/162,034.52 = 63,701.11/x
  3. Step 3: Cross multiply
    117,416.10x = 162,034.52 × 63,701.11
  4. Step 4: Simplify right side
    117,416.10x = 10,321,778,782.32
  5. Step 5: Solve for x
    x = 10,321,778,782.32/117,416.10
  6. Step 6: Final answer
    x = 87,907.70

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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.