Home / 319,618.03-441,148.37-183,730.81

Finding the Fourth Proportional to 319,618.03, 441,148.37 and 183,730.81

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Solution

The fourth proportional to 319,618.03, 441,148.37 and 183,730.81 is: 253,591.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,618.03 : 441,148.37 = 183,730.81 : x
  2. Step 2: Convert to fraction form
    319,618.03/441,148.37 = 183,730.81/x
  3. Step 3: Cross multiply
    319,618.03x = 441,148.37 × 183,730.81
  4. Step 4: Simplify right side
    319,618.03x = 81,052,547,350.28
  5. Step 5: Solve for x
    x = 81,052,547,350.28/319,618.03
  6. Step 6: Final answer
    x = 253,591.91

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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.