Home / 179,857.40-248,201.80-99,284.90

Finding the Fourth Proportional to 179,857.40, 248,201.80 and 99,284.90

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Solution

The fourth proportional to 179,857.40, 248,201.80 and 99,284.90 is: 137,012.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,857.40 : 248,201.80 = 99,284.90 : x
  2. Step 2: Convert to fraction form
    179,857.40/248,201.80 = 99,284.90/x
  3. Step 3: Cross multiply
    179,857.40x = 248,201.80 × 99,284.90
  4. Step 4: Simplify right side
    179,857.40x = 24,642,689,403.60
  5. Step 5: Solve for x
    x = 24,642,689,403.60/179,857.40
  6. Step 6: Final answer
    x = 137,012.38

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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.