Home / 179,774.51-248,089.68-99,202.05

Finding the Fourth Proportional to 179,774.51, 248,089.68 and 99,202.05

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Solution

The fourth proportional to 179,774.51, 248,089.68 and 99,202.05 is: 136,899.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,774.51 : 248,089.68 = 99,202.05 : x
  2. Step 2: Convert to fraction form
    179,774.51/248,089.68 = 99,202.05/x
  3. Step 3: Cross multiply
    179,774.51x = 248,089.68 × 99,202.05
  4. Step 4: Simplify right side
    179,774.51x = 24,611,004,839.84
  5. Step 5: Solve for x
    x = 24,611,004,839.84/179,774.51
  6. Step 6: Final answer
    x = 136,899.31

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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.