Home / 57,477.06-86,227.74-18,038.16

Finding the Fourth Proportional to 57,477.06, 86,227.74 and 18,038.16

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Solution

The fourth proportional to 57,477.06, 86,227.74 and 18,038.16 is: 27,061.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,477.06 : 86,227.74 = 18,038.16 : x
  2. Step 2: Convert to fraction form
    57,477.06/86,227.74 = 18,038.16/x
  3. Step 3: Cross multiply
    57,477.06x = 86,227.74 × 18,038.16
  4. Step 4: Simplify right side
    57,477.06x = 1,555,389,770.56
  5. Step 5: Solve for x
    x = 1,555,389,770.56/57,477.06
  6. Step 6: Final answer
    x = 27,061.05

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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.