Home / 61,601.12-85,010.24-33,307.36

Finding the Fourth Proportional to 61,601.12, 85,010.24 and 33,307.36

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Solution

The fourth proportional to 61,601.12, 85,010.24 and 33,307.36 is: 45,964.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,601.12 : 85,010.24 = 33,307.36 : x
  2. Step 2: Convert to fraction form
    61,601.12/85,010.24 = 33,307.36/x
  3. Step 3: Cross multiply
    61,601.12x = 85,010.24 × 33,307.36
  4. Step 4: Simplify right side
    61,601.12x = 2,831,466,667.37
  5. Step 5: Solve for x
    x = 2,831,466,667.37/61,601.12
  6. Step 6: Final answer
    x = 45,964.53

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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.