Home / 133,619.64-184,306.50-85,933.32

Finding the Fourth Proportional to 133,619.64, 184,306.50 and 85,933.32

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Solution

The fourth proportional to 133,619.64, 184,306.50 and 85,933.32 is: 118,531.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,619.64 : 184,306.50 = 85,933.32 : x
  2. Step 2: Convert to fraction form
    133,619.64/184,306.50 = 85,933.32/x
  3. Step 3: Cross multiply
    133,619.64x = 184,306.50 × 85,933.32
  4. Step 4: Simplify right side
    133,619.64x = 15,838,069,442.58
  5. Step 5: Solve for x
    x = 15,838,069,442.58/133,619.64
  6. Step 6: Final answer
    x = 118,531.00

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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.