Home / 182,566.10-251,936.28-99,776.81

Finding the Fourth Proportional to 182,566.10, 251,936.28 and 99,776.81

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Solution

The fourth proportional to 182,566.10, 251,936.28 and 99,776.81 is: 137,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,566.10 : 251,936.28 = 99,776.81 : x
  2. Step 2: Convert to fraction form
    182,566.10/251,936.28 = 99,776.81/x
  3. Step 3: Cross multiply
    182,566.10x = 251,936.28 × 99,776.81
  4. Step 4: Simplify right side
    182,566.10x = 25,137,397,081.99
  5. Step 5: Solve for x
    x = 25,137,397,081.99/182,566.10
  6. Step 6: Final answer
    x = 137,689.30

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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.