Home / 254,528.48-351,425.04-159,078.08

Finding the Fourth Proportional to 254,528.48, 351,425.04 and 159,078.08

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Solution

The fourth proportional to 254,528.48, 351,425.04 and 159,078.08 is: 219,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,528.48 : 351,425.04 = 159,078.08 : x
  2. Step 2: Convert to fraction form
    254,528.48/351,425.04 = 159,078.08/x
  3. Step 3: Cross multiply
    254,528.48x = 351,425.04 × 159,078.08
  4. Step 4: Simplify right side
    254,528.48x = 55,904,020,627.12
  5. Step 5: Solve for x
    x = 55,904,020,627.12/254,528.48
  6. Step 6: Final answer
    x = 219,637.58

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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.