Home / 182,020.79-251,185.38-99,235.55

Finding the Fourth Proportional to 182,020.79, 251,185.38 and 99,235.55

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Solution

The fourth proportional to 182,020.79, 251,185.38 and 99,235.55 is: 136,943.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,020.79 : 251,185.38 = 99,235.55 : x
  2. Step 2: Convert to fraction form
    182,020.79/251,185.38 = 99,235.55/x
  3. Step 3: Cross multiply
    182,020.79x = 251,185.38 × 99,235.55
  4. Step 4: Simplify right side
    182,020.79x = 24,926,518,080.33
  5. Step 5: Solve for x
    x = 24,926,518,080.33/182,020.79
  6. Step 6: Final answer
    x = 136,943.25

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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.