Home / 180,038.95-248,523.74-161,143.27

Finding the Fourth Proportional to 180,038.95, 248,523.74 and 161,143.27

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Solution

The fourth proportional to 180,038.95, 248,523.74 and 161,143.27 is: 222,440.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,038.95 : 248,523.74 = 161,143.27 : x
  2. Step 2: Convert to fraction form
    180,038.95/248,523.74 = 161,143.27/x
  3. Step 3: Cross multiply
    180,038.95x = 248,523.74 × 161,143.27
  4. Step 4: Simplify right side
    180,038.95x = 40,047,928,136.23
  5. Step 5: Solve for x
    x = 40,047,928,136.23/180,038.95
  6. Step 6: Final answer
    x = 222,440.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.