Home / 57,669.60-86,504.40-35,623.20

Finding the Fourth Proportional to 57,669.60, 86,504.40 and 35,623.20

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Solution

The fourth proportional to 57,669.60, 86,504.40 and 35,623.20 is: 53,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,669.60 : 86,504.40 = 35,623.20 : x
  2. Step 2: Convert to fraction form
    57,669.60/86,504.40 = 35,623.20/x
  3. Step 3: Cross multiply
    57,669.60x = 86,504.40 × 35,623.20
  4. Step 4: Simplify right side
    57,669.60x = 3,081,563,542.08
  5. Step 5: Solve for x
    x = 3,081,563,542.08/57,669.60
  6. Step 6: Final answer
    x = 53,434.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.