Home / 61,724.60-85,178.94-33,430.04

Finding the Fourth Proportional to 61,724.60, 85,178.94 and 33,430.04

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Solution

The fourth proportional to 61,724.60, 85,178.94 and 33,430.04 is: 46,132.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,724.60 : 85,178.94 = 33,430.04 : x
  2. Step 2: Convert to fraction form
    61,724.60/85,178.94 = 33,430.04/x
  3. Step 3: Cross multiply
    61,724.60x = 85,178.94 × 33,430.04
  4. Step 4: Simplify right side
    61,724.60x = 2,847,535,371.36
  5. Step 5: Solve for x
    x = 2,847,535,371.36/61,724.60
  6. Step 6: Final answer
    x = 46,132.91

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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.