Home / 117,582.08-162,258.60-63,866

Finding the Fourth Proportional to 117,582.08, 162,258.60 and 63,866

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Solution

The fourth proportional to 117,582.08, 162,258.60 and 63,866 is: 88,132.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,582.08 : 162,258.60 = 63,866 : x
  2. Step 2: Convert to fraction form
    117,582.08/162,258.60 = 63,866/x
  3. Step 3: Cross multiply
    117,582.08x = 162,258.60 × 63,866
  4. Step 4: Simplify right side
    117,582.08x = 10,362,807,747.60
  5. Step 5: Solve for x
    x = 10,362,807,747.60/117,582.08
  6. Step 6: Final answer
    x = 88,132.54

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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.