Home / 61,185.18-84,435.01-34,327.11

Finding the Fourth Proportional to 61,185.18, 84,435.01 and 34,327.11

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Solution

The fourth proportional to 61,185.18, 84,435.01 and 34,327.11 is: 47,371.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,185.18 : 84,435.01 = 34,327.11 : x
  2. Step 2: Convert to fraction form
    61,185.18/84,435.01 = 34,327.11/x
  3. Step 3: Cross multiply
    61,185.18x = 84,435.01 × 34,327.11
  4. Step 4: Simplify right side
    61,185.18x = 2,898,409,876.12
  5. Step 5: Solve for x
    x = 2,898,409,876.12/61,185.18
  6. Step 6: Final answer
    x = 47,371.11

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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.