Home / 196,005.02-293,637.45-115,803.68

Finding the Fourth Proportional to 196,005.02, 293,637.45 and 115,803.68

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Solution

The fourth proportional to 196,005.02, 293,637.45 and 115,803.68 is: 173,486.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,005.02 : 293,637.45 = 115,803.68 : x
  2. Step 2: Convert to fraction form
    196,005.02/293,637.45 = 115,803.68/x
  3. Step 3: Cross multiply
    196,005.02x = 293,637.45 × 115,803.68
  4. Step 4: Simplify right side
    196,005.02x = 34,004,297,295.82
  5. Step 5: Solve for x
    x = 34,004,297,295.82/196,005.02
  6. Step 6: Final answer
    x = 173,486.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.