Home / 259,241.28-357,752.94-140,009.28

Finding the Fourth Proportional to 259,241.28, 357,752.94 and 140,009.28

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Solution

The fourth proportional to 259,241.28, 357,752.94 and 140,009.28 is: 193,212.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,241.28 : 357,752.94 = 140,009.28 : x
  2. Step 2: Convert to fraction form
    259,241.28/357,752.94 = 140,009.28/x
  3. Step 3: Cross multiply
    259,241.28x = 357,752.94 × 140,009.28
  4. Step 4: Simplify right side
    259,241.28x = 50,088,731,547.28
  5. Step 5: Solve for x
    x = 50,088,731,547.28/259,241.28
  6. Step 6: Final answer
    x = 193,212.79

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1.5x scale

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.