Home / 401,265.18-601,976.48-148,547.61

Finding the Fourth Proportional to 401,265.18, 601,976.48 and 148,547.61

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Solution

The fourth proportional to 401,265.18, 601,976.48 and 148,547.61 is: 222,850.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,265.18 : 601,976.48 = 148,547.61 : x
  2. Step 2: Convert to fraction form
    401,265.18/601,976.48 = 148,547.61/x
  3. Step 3: Cross multiply
    401,265.18x = 601,976.48 × 148,547.61
  4. Step 4: Simplify right side
    401,265.18x = 89,422,166,637.47
  5. Step 5: Solve for x
    x = 89,422,166,637.47/401,265.18
  6. Step 6: Final answer
    x = 222,850.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.