Home / 61,961.23-85,507.28-33,667.39

Finding the Fourth Proportional to 61,961.23, 85,507.28 and 33,667.39

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Solution

The fourth proportional to 61,961.23, 85,507.28 and 33,667.39 is: 46,461.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,961.23 : 85,507.28 = 33,667.39 : x
  2. Step 2: Convert to fraction form
    61,961.23/85,507.28 = 33,667.39/x
  3. Step 3: Cross multiply
    61,961.23x = 85,507.28 × 33,667.39
  4. Step 4: Simplify right side
    61,961.23x = 2,878,806,943.60
  5. Step 5: Solve for x
    x = 2,878,806,943.60/61,961.23
  6. Step 6: Final answer
    x = 46,461.42

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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.