Home / 260,904.95-359,889.69-172,499.86

Finding the Fourth Proportional to 260,904.95, 359,889.69 and 172,499.86

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Solution

The fourth proportional to 260,904.95, 359,889.69 and 172,499.86 is: 237,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,904.95 : 359,889.69 = 172,499.86 : x
  2. Step 2: Convert to fraction form
    260,904.95/359,889.69 = 172,499.86/x
  3. Step 3: Cross multiply
    260,904.95x = 359,889.69 × 172,499.86
  4. Step 4: Simplify right side
    260,904.95x = 62,080,919,341.00
  5. Step 5: Solve for x
    x = 62,080,919,341.00/260,904.95
  6. Step 6: Final answer
    x = 237,944.58

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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.