Home / 179,728.08-248,024.76-99,155.79

Finding the Fourth Proportional to 179,728.08, 248,024.76 and 99,155.79

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Solution

The fourth proportional to 179,728.08, 248,024.76 and 99,155.79 is: 136,835.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,728.08 : 248,024.76 = 99,155.79 : x
  2. Step 2: Convert to fraction form
    179,728.08/248,024.76 = 99,155.79/x
  3. Step 3: Cross multiply
    179,728.08x = 248,024.76 × 99,155.79
  4. Step 4: Simplify right side
    179,728.08x = 24,593,091,017.36
  5. Step 5: Solve for x
    x = 24,593,091,017.36/179,728.08
  6. Step 6: Final answer
    x = 136,835.00

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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.