Home / 292,388.16-403,499.07-171,531.54

Finding the Fourth Proportional to 292,388.16, 403,499.07 and 171,531.54

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Solution

The fourth proportional to 292,388.16, 403,499.07 and 171,531.54 is: 236,715.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,388.16 : 403,499.07 = 171,531.54 : x
  2. Step 2: Convert to fraction form
    292,388.16/403,499.07 = 171,531.54/x
  3. Step 3: Cross multiply
    292,388.16x = 403,499.07 × 171,531.54
  4. Step 4: Simplify right side
    292,388.16x = 69,212,816,865.67
  5. Step 5: Solve for x
    x = 69,212,816,865.67/292,388.16
  6. Step 6: Final answer
    x = 236,715.53

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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.