Home / 57,887.34-86,830.08-18,444.18

Finding the Fourth Proportional to 57,887.34, 86,830.08 and 18,444.18

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Solution

The fourth proportional to 57,887.34, 86,830.08 and 18,444.18 is: 27,665.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,887.34 : 86,830.08 = 18,444.18 : x
  2. Step 2: Convert to fraction form
    57,887.34/86,830.08 = 18,444.18/x
  3. Step 3: Cross multiply
    57,887.34x = 86,830.08 × 18,444.18
  4. Step 4: Simplify right side
    57,887.34x = 1,601,509,624.93
  5. Step 5: Solve for x
    x = 1,601,509,624.93/57,887.34
  6. Step 6: Final answer
    x = 27,665.97

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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.