Home / 254,582.40-351,244.64-147,113.28

Finding the Fourth Proportional to 254,582.40, 351,244.64 and 147,113.28

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Solution

The fourth proportional to 254,582.40, 351,244.64 and 147,113.28 is: 202,970.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,582.40 : 351,244.64 = 147,113.28 : x
  2. Step 2: Convert to fraction form
    254,582.40/351,244.64 = 147,113.28/x
  3. Step 3: Cross multiply
    254,582.40x = 351,244.64 × 147,113.28
  4. Step 4: Simplify right side
    254,582.40x = 51,672,751,072.82
  5. Step 5: Solve for x
    x = 51,672,751,072.82/254,582.40
  6. Step 6: Final answer
    x = 202,970.63

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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.