Home / 319,613.64-441,091.76-183,695.04

Finding the Fourth Proportional to 319,613.64, 441,091.76 and 183,695.04

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Solution

The fourth proportional to 319,613.64, 441,091.76 and 183,695.04 is: 253,513.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,613.64 : 441,091.76 = 183,695.04 : x
  2. Step 2: Convert to fraction form
    319,613.64/441,091.76 = 183,695.04/x
  3. Step 3: Cross multiply
    319,613.64x = 441,091.76 × 183,695.04
  4. Step 4: Simplify right side
    319,613.64x = 81,026,368,496.87
  5. Step 5: Solve for x
    x = 81,026,368,496.87/319,613.64
  6. Step 6: Final answer
    x = 253,513.49

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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.