Home / 259,947.19-358,727.15-140,715.19

Finding the Fourth Proportional to 259,947.19, 358,727.15 and 140,715.19

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Solution

The fourth proportional to 259,947.19, 358,727.15 and 140,715.19 is: 194,186.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,947.19 : 358,727.15 = 140,715.19 : x
  2. Step 2: Convert to fraction form
    259,947.19/358,727.15 = 140,715.19/x
  3. Step 3: Cross multiply
    259,947.19x = 358,727.15 × 140,715.19
  4. Step 4: Simplify right side
    259,947.19x = 50,478,359,070.41
  5. Step 5: Solve for x
    x = 50,478,359,070.41/259,947.19
  6. Step 6: Final answer
    x = 194,186.98

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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.