Home / 57,289.96-85,901.63-38,336.25

Finding the Fourth Proportional to 57,289.96, 85,901.63 and 38,336.25

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Solution

The fourth proportional to 57,289.96, 85,901.63 and 38,336.25 is: 57,482.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,289.96 : 85,901.63 = 38,336.25 : x
  2. Step 2: Convert to fraction form
    57,289.96/85,901.63 = 38,336.25/x
  3. Step 3: Cross multiply
    57,289.96x = 85,901.63 × 38,336.25
  4. Step 4: Simplify right side
    57,289.96x = 3,293,146,363.09
  5. Step 5: Solve for x
    x = 3,293,146,363.09/57,289.96
  6. Step 6: Final answer
    x = 57,482.09

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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.