Home / 61,693.08-85,136.48-33,398.76

Finding the Fourth Proportional to 61,693.08, 85,136.48 and 33,398.76

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Solution

The fourth proportional to 61,693.08, 85,136.48 and 33,398.76 is: 46,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,693.08 : 85,136.48 = 33,398.76 : x
  2. Step 2: Convert to fraction form
    61,693.08/85,136.48 = 33,398.76/x
  3. Step 3: Cross multiply
    61,693.08x = 85,136.48 × 33,398.76
  4. Step 4: Simplify right side
    61,693.08x = 2,843,452,862.76
  5. Step 5: Solve for x
    x = 2,843,452,862.76/61,693.08
  6. Step 6: Final answer
    x = 46,090.30

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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.