Home / 117,931.96-162,634.98-91,032.04

Finding the Fourth Proportional to 117,931.96, 162,634.98 and 91,032.04

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Solution

The fourth proportional to 117,931.96, 162,634.98 and 91,032.04 is: 125,538.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,931.96 : 162,634.98 = 91,032.04 : x
  2. Step 2: Convert to fraction form
    117,931.96/162,634.98 = 91,032.04/x
  3. Step 3: Cross multiply
    117,931.96x = 162,634.98 × 91,032.04
  4. Step 4: Simplify right side
    117,931.96x = 14,804,994,004.76
  5. Step 5: Solve for x
    x = 14,804,994,004.76/117,931.96
  6. Step 6: Final answer
    x = 125,538.44

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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.