Home / 61,864.47-85,374.51-33,570.09

Finding the Fourth Proportional to 61,864.47, 85,374.51 and 33,570.09

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Solution

The fourth proportional to 61,864.47, 85,374.51 and 33,570.09 is: 46,327.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,864.47 : 85,374.51 = 33,570.09 : x
  2. Step 2: Convert to fraction form
    61,864.47/85,374.51 = 33,570.09/x
  3. Step 3: Cross multiply
    61,864.47x = 85,374.51 × 33,570.09
  4. Step 4: Simplify right side
    61,864.47x = 2,866,029,984.41
  5. Step 5: Solve for x
    x = 2,866,029,984.41/61,864.47
  6. Step 6: Final answer
    x = 46,327.56

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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.