Home / 317,569.86-438,242.13-181,625.94

Finding the Fourth Proportional to 317,569.86, 438,242.13 and 181,625.94

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Solution

The fourth proportional to 317,569.86, 438,242.13 and 181,625.94 is: 250,641.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,569.86 : 438,242.13 = 181,625.94 : x
  2. Step 2: Convert to fraction form
    317,569.86/438,242.13 = 181,625.94/x
  3. Step 3: Cross multiply
    317,569.86x = 438,242.13 × 181,625.94
  4. Step 4: Simplify right side
    317,569.86x = 79,596,138,808.85
  5. Step 5: Solve for x
    x = 79,596,138,808.85/317,569.86
  6. Step 6: Final answer
    x = 250,641.35

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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.