Home / 114,464.28-157,966.92-66,714.78

Finding the Fourth Proportional to 114,464.28, 157,966.92 and 66,714.78

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Solution

The fourth proportional to 114,464.28, 157,966.92 and 66,714.78 is: 92,070.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,464.28 : 157,966.92 = 66,714.78 : x
  2. Step 2: Convert to fraction form
    114,464.28/157,966.92 = 66,714.78/x
  3. Step 3: Cross multiply
    114,464.28x = 157,966.92 × 66,714.78
  4. Step 4: Simplify right side
    114,464.28x = 10,538,728,315.08
  5. Step 5: Solve for x
    x = 10,538,728,315.08/114,464.28
  6. Step 6: Final answer
    x = 92,070.02

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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.