Home / 61,986.40-85,541.84-33,692.07

Finding the Fourth Proportional to 61,986.40, 85,541.84 and 33,692.07

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Solution

The fourth proportional to 61,986.40, 85,541.84 and 33,692.07 is: 46,495.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,986.40 : 85,541.84 = 33,692.07 : x
  2. Step 2: Convert to fraction form
    61,986.40/85,541.84 = 33,692.07/x
  3. Step 3: Cross multiply
    61,986.40x = 85,541.84 × 33,692.07
  4. Step 4: Simplify right side
    61,986.40x = 2,882,081,661.21
  5. Step 5: Solve for x
    x = 2,882,081,661.21/61,986.40
  6. Step 6: Final answer
    x = 46,495.39

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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.