Home / 57,031.96-85,541.26-21,947.08

Finding the Fourth Proportional to 57,031.96, 85,541.26 and 21,947.08

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Solution

The fourth proportional to 57,031.96, 85,541.26 and 21,947.08 is: 32,918.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,031.96 : 85,541.26 = 21,947.08 : x
  2. Step 2: Convert to fraction form
    57,031.96/85,541.26 = 21,947.08/x
  3. Step 3: Cross multiply
    57,031.96x = 85,541.26 × 21,947.08
  4. Step 4: Simplify right side
    57,031.96x = 1,877,380,876.52
  5. Step 5: Solve for x
    x = 1,877,380,876.52/57,031.96
  6. Step 6: Final answer
    x = 32,918.05

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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.