Home / 317,926.23-438,736.95-181,959.63

Finding the Fourth Proportional to 317,926.23, 438,736.95 and 181,959.63

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Solution

The fourth proportional to 317,926.23, 438,736.95 and 181,959.63 is: 251,103.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,926.23 : 438,736.95 = 181,959.63 : x
  2. Step 2: Convert to fraction form
    317,926.23/438,736.95 = 181,959.63/x
  3. Step 3: Cross multiply
    317,926.23x = 438,736.95 × 181,959.63
  4. Step 4: Simplify right side
    317,926.23x = 79,832,413,089.33
  5. Step 5: Solve for x
    x = 79,832,413,089.33/317,926.23
  6. Step 6: Final answer
    x = 251,103.58

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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.