Home / 195,094.94-292,507.95-76,779.86

Finding the Fourth Proportional to 195,094.94, 292,507.95 and 76,779.86

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Solution

The fourth proportional to 195,094.94, 292,507.95 and 76,779.86 is: 115,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,094.94 : 292,507.95 = 76,779.86 : x
  2. Step 2: Convert to fraction form
    195,094.94/292,507.95 = 76,779.86/x
  3. Step 3: Cross multiply
    195,094.94x = 292,507.95 × 76,779.86
  4. Step 4: Simplify right side
    195,094.94x = 22,458,719,449.89
  5. Step 5: Solve for x
    x = 22,458,719,449.89/195,094.94
  6. Step 6: Final answer
    x = 115,116.87

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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.