Home / 254,714.72-351,507.90-159,277.28

Finding the Fourth Proportional to 254,714.72, 351,507.90 and 159,277.28

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Solution

The fourth proportional to 254,714.72, 351,507.90 and 159,277.28 is: 219,803.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,714.72 : 351,507.90 = 159,277.28 : x
  2. Step 2: Convert to fraction form
    254,714.72/351,507.90 = 159,277.28/x
  3. Step 3: Cross multiply
    254,714.72x = 351,507.90 × 159,277.28
  4. Step 4: Simplify right side
    254,714.72x = 55,987,222,210.51
  5. Step 5: Solve for x
    x = 55,987,222,210.51/254,714.72
  6. Step 6: Final answer
    x = 219,803.64

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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.