Home / 233,819.39-350,821.71-121,570.40

Finding the Fourth Proportional to 233,819.39, 350,821.71 and 121,570.40

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Solution

The fourth proportional to 233,819.39, 350,821.71 and 121,570.40 is: 182,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,819.39 : 350,821.71 = 121,570.40 : x
  2. Step 2: Convert to fraction form
    233,819.39/350,821.71 = 121,570.40/x
  3. Step 3: Cross multiply
    233,819.39x = 350,821.71 × 121,570.40
  4. Step 4: Simplify right side
    233,819.39x = 42,649,533,859.28
  5. Step 5: Solve for x
    x = 42,649,533,859.28/233,819.39
  6. Step 6: Final answer
    x = 182,403.76

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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.