Home / 57,521.18-86,303.10-25,921.64

Finding the Fourth Proportional to 57,521.18, 86,303.10 and 25,921.64

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Solution

The fourth proportional to 57,521.18, 86,303.10 and 25,921.64 is: 38,892.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,521.18 : 86,303.10 = 25,921.64 : x
  2. Step 2: Convert to fraction form
    57,521.18/86,303.10 = 25,921.64/x
  3. Step 3: Cross multiply
    57,521.18x = 86,303.10 × 25,921.64
  4. Step 4: Simplify right side
    57,521.18x = 2,237,117,889.08
  5. Step 5: Solve for x
    x = 2,237,117,889.08/57,521.18
  6. Step 6: Final answer
    x = 38,892.07

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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.