Home / 61,896.12-85,417.04-33,601.80

Finding the Fourth Proportional to 61,896.12, 85,417.04 and 33,601.80

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Solution

The fourth proportional to 61,896.12, 85,417.04 and 33,601.80 is: 46,370.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,896.12 : 85,417.04 = 33,601.80 : x
  2. Step 2: Convert to fraction form
    61,896.12/85,417.04 = 33,601.80/x
  3. Step 3: Cross multiply
    61,896.12x = 85,417.04 × 33,601.80
  4. Step 4: Simplify right side
    61,896.12x = 2,870,166,294.67
  5. Step 5: Solve for x
    x = 2,870,166,294.67/61,896.12
  6. Step 6: Final answer
    x = 46,370.70

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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.