Home / 57,442.89-86,147.60-22,374.21

Finding the Fourth Proportional to 57,442.89, 86,147.60 and 22,374.21

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Solution

The fourth proportional to 57,442.89, 86,147.60 and 22,374.21 is: 33,554.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,442.89 : 86,147.60 = 22,374.21 : x
  2. Step 2: Convert to fraction form
    57,442.89/86,147.60 = 22,374.21/x
  3. Step 3: Cross multiply
    57,442.89x = 86,147.60 × 22,374.21
  4. Step 4: Simplify right side
    57,442.89x = 1,927,484,381.52
  5. Step 5: Solve for x
    x = 1,927,484,381.52/57,442.89
  6. Step 6: Final answer
    x = 33,554.79

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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.