Home / 61,693.08-85,136.73-33,398.77

Finding the Fourth Proportional to 61,693.08, 85,136.73 and 33,398.77

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Solution

The fourth proportional to 61,693.08, 85,136.73 and 33,398.77 is: 46,090.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,693.08 : 85,136.73 = 33,398.77 : x
  2. Step 2: Convert to fraction form
    61,693.08/85,136.73 = 33,398.77/x
  3. Step 3: Cross multiply
    61,693.08x = 85,136.73 × 33,398.77
  4. Step 4: Simplify right side
    61,693.08x = 2,843,462,063.82
  5. Step 5: Solve for x
    x = 2,843,462,063.82/61,693.08
  6. Step 6: Final answer
    x = 46,090.45

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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.