Home / 179,935.56-248,311.15-99,368.55

Finding the Fourth Proportional to 179,935.56, 248,311.15 and 99,368.55

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Solution

The fourth proportional to 179,935.56, 248,311.15 and 99,368.55 is: 137,128.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,935.56 : 248,311.15 = 99,368.55 : x
  2. Step 2: Convert to fraction form
    179,935.56/248,311.15 = 99,368.55/x
  3. Step 3: Cross multiply
    179,935.56x = 248,311.15 × 99,368.55
  4. Step 4: Simplify right side
    179,935.56x = 24,674,318,675.91
  5. Step 5: Solve for x
    x = 24,674,318,675.91/179,935.56
  6. Step 6: Final answer
    x = 137,128.64

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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.