Home / 179,726.99-248,037-99,170.06

Finding the Fourth Proportional to 179,726.99, 248,037 and 99,170.06

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Solution

The fourth proportional to 179,726.99, 248,037 and 99,170.06 is: 136,862.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,726.99 : 248,037 = 99,170.06 : x
  2. Step 2: Convert to fraction form
    179,726.99/248,037 = 99,170.06/x
  3. Step 3: Cross multiply
    179,726.99x = 248,037 × 99,170.06
  4. Step 4: Simplify right side
    179,726.99x = 24,597,844,172.22
  5. Step 5: Solve for x
    x = 24,597,844,172.22/179,726.99
  6. Step 6: Final answer
    x = 136,862.27

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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.