Home / 179,728.55-248,026.24-99,156.05

Finding the Fourth Proportional to 179,728.55, 248,026.24 and 99,156.05

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Solution

The fourth proportional to 179,728.55, 248,026.24 and 99,156.05 is: 136,835.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,728.55 : 248,026.24 = 99,156.05 : x
  2. Step 2: Convert to fraction form
    179,728.55/248,026.24 = 99,156.05/x
  3. Step 3: Cross multiply
    179,728.55x = 248,026.24 × 99,156.05
  4. Step 4: Simplify right side
    179,728.55x = 24,593,301,510.91
  5. Step 5: Solve for x
    x = 24,593,301,510.91/179,728.55
  6. Step 6: Final answer
    x = 136,835.81

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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.