Home / 57,023.30-85,510.49-19,587.14

Finding the Fourth Proportional to 57,023.30, 85,510.49 and 19,587.14

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Solution

The fourth proportional to 57,023.30, 85,510.49 and 19,587.14 is: 29,372.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,023.30 : 85,510.49 = 19,587.14 : x
  2. Step 2: Convert to fraction form
    57,023.30/85,510.49 = 19,587.14/x
  3. Step 3: Cross multiply
    57,023.30x = 85,510.49 × 19,587.14
  4. Step 4: Simplify right side
    57,023.30x = 1,674,905,841.16
  5. Step 5: Solve for x
    x = 1,674,905,841.16/57,023.30
  6. Step 6: Final answer
    x = 29,372.31

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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.