Home / 254,582.43-351,284.67-147,131.70

Finding the Fourth Proportional to 254,582.43, 351,284.67 and 147,131.70

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Solution

The fourth proportional to 254,582.43, 351,284.67 and 147,131.70 is: 203,019.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,582.43 : 351,284.67 = 147,131.70 : x
  2. Step 2: Convert to fraction form
    254,582.43/351,284.67 = 147,131.70/x
  3. Step 3: Cross multiply
    254,582.43x = 351,284.67 × 147,131.70
  4. Step 4: Simplify right side
    254,582.43x = 51,685,110,681.04
  5. Step 5: Solve for x
    x = 51,685,110,681.04/254,582.43
  6. Step 6: Final answer
    x = 203,019.16

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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.