Home / 195,178.56-292,541.76-89,776.32

Finding the Fourth Proportional to 195,178.56, 292,541.76 and 89,776.32

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Solution

The fourth proportional to 195,178.56, 292,541.76 and 89,776.32 is: 134,560.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,178.56 : 292,541.76 = 89,776.32 : x
  2. Step 2: Convert to fraction form
    195,178.56/292,541.76 = 89,776.32/x
  3. Step 3: Cross multiply
    195,178.56x = 292,541.76 × 89,776.32
  4. Step 4: Simplify right side
    195,178.56x = 26,263,322,659.12
  5. Step 5: Solve for x
    x = 26,263,322,659.12/195,178.56
  6. Step 6: Final answer
    x = 134,560.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.