Home / 57,278.10-85,953.60-33,585.60

Finding the Fourth Proportional to 57,278.10, 85,953.60 and 33,585.60

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Solution

The fourth proportional to 57,278.10, 85,953.60 and 33,585.60 is: 50,399.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,278.10 : 85,953.60 = 33,585.60 : x
  2. Step 2: Convert to fraction form
    57,278.10/85,953.60 = 33,585.60/x
  3. Step 3: Cross multiply
    57,278.10x = 85,953.60 × 33,585.60
  4. Step 4: Simplify right side
    57,278.10x = 2,886,803,228.16
  5. Step 5: Solve for x
    x = 2,886,803,228.16/57,278.10
  6. Step 6: Final answer
    x = 50,399.77

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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.