Home / 130,150.64-179,617.02-73,562.42

Finding the Fourth Proportional to 130,150.64, 179,617.02 and 73,562.42

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Solution

The fourth proportional to 130,150.64, 179,617.02 and 73,562.42 is: 101,521.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,150.64 : 179,617.02 = 73,562.42 : x
  2. Step 2: Convert to fraction form
    130,150.64/179,617.02 = 73,562.42/x
  3. Step 3: Cross multiply
    130,150.64x = 179,617.02 × 73,562.42
  4. Step 4: Simplify right side
    130,150.64x = 13,213,062,664.39
  5. Step 5: Solve for x
    x = 13,213,062,664.39/130,150.64
  6. Step 6: Final answer
    x = 101,521.30

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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.