Home / 61,967.33-85,515-35,111.66

Finding the Fourth Proportional to 61,967.33, 85,515 and 35,111.66

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Solution

The fourth proportional to 61,967.33, 85,515 and 35,111.66 is: 48,454.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,967.33 : 85,515 = 35,111.66 : x
  2. Step 2: Convert to fraction form
    61,967.33/85,515 = 35,111.66/x
  3. Step 3: Cross multiply
    61,967.33x = 85,515 × 35,111.66
  4. Step 4: Simplify right side
    61,967.33x = 3,002,573,177.33
  5. Step 5: Solve for x
    x = 3,002,573,177.33/61,967.33
  6. Step 6: Final answer
    x = 48,454.14

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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.