Home / 57,078.60-85,632.48-22,008.84

Finding the Fourth Proportional to 57,078.60, 85,632.48 and 22,008.84

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Solution

The fourth proportional to 57,078.60, 85,632.48 and 22,008.84 is: 33,018.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,078.60 : 85,632.48 = 22,008.84 : x
  2. Step 2: Convert to fraction form
    57,078.60/85,632.48 = 22,008.84/x
  3. Step 3: Cross multiply
    57,078.60x = 85,632.48 × 22,008.84
  4. Step 4: Simplify right side
    57,078.60x = 1,884,671,551.12
  5. Step 5: Solve for x
    x = 1,884,671,551.12/57,078.60
  6. Step 6: Final answer
    x = 33,018.88

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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.