Home / 61,693.06-85,136.58-33,398.80

Finding the Fourth Proportional to 61,693.06, 85,136.58 and 33,398.80

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Solution

The fourth proportional to 61,693.06, 85,136.58 and 33,398.80 is: 46,090.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,693.06 : 85,136.58 = 33,398.80 : x
  2. Step 2: Convert to fraction form
    61,693.06/85,136.58 = 33,398.80/x
  3. Step 3: Cross multiply
    61,693.06x = 85,136.58 × 33,398.80
  4. Step 4: Simplify right side
    61,693.06x = 2,843,459,608.10
  5. Step 5: Solve for x
    x = 2,843,459,608.10/61,693.06
  6. Step 6: Final answer
    x = 46,090.43

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1.5x scale

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.