Home / 179,868.74-248,215.80-99,294.20

Finding the Fourth Proportional to 179,868.74, 248,215.80 and 99,294.20

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Solution

The fourth proportional to 179,868.74, 248,215.80 and 99,294.20 is: 137,024.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,868.74 : 248,215.80 = 99,294.20 : x
  2. Step 2: Convert to fraction form
    179,868.74/248,215.80 = 99,294.20/x
  3. Step 3: Cross multiply
    179,868.74x = 248,215.80 × 99,294.20
  4. Step 4: Simplify right side
    179,868.74x = 24,646,389,288.36
  5. Step 5: Solve for x
    x = 24,646,389,288.36/179,868.74
  6. Step 6: Final answer
    x = 137,024.31

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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.