Home / 205,157.02-283,115.64-114,507.76

Finding the Fourth Proportional to 205,157.02, 283,115.64 and 114,507.76

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Solution

The fourth proportional to 205,157.02, 283,115.64 and 114,507.76 is: 158,020.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,157.02 : 283,115.64 = 114,507.76 : x
  2. Step 2: Convert to fraction form
    205,157.02/283,115.64 = 114,507.76/x
  3. Step 3: Cross multiply
    205,157.02x = 283,115.64 × 114,507.76
  4. Step 4: Simplify right side
    205,157.02x = 32,418,937,757.37
  5. Step 5: Solve for x
    x = 32,418,937,757.37/205,157.02
  6. Step 6: Final answer
    x = 158,020.12

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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.