Home / 319,669.67-441,141.98-176,429.71

Finding the Fourth Proportional to 319,669.67, 441,141.98 and 176,429.71

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Solution

The fourth proportional to 319,669.67, 441,141.98 and 176,429.71 is: 243,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,669.67 : 441,141.98 = 176,429.71 : x
  2. Step 2: Convert to fraction form
    319,669.67/441,141.98 = 176,429.71/x
  3. Step 3: Cross multiply
    319,669.67x = 441,141.98 × 176,429.71
  4. Step 4: Simplify right side
    319,669.67x = 77,830,551,269.50
  5. Step 5: Solve for x
    x = 77,830,551,269.50/319,669.67
  6. Step 6: Final answer
    x = 243,471.80

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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.