Home / 181,528.02-250,508.94-100,955.55

Finding the Fourth Proportional to 181,528.02, 250,508.94 and 100,955.55

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Solution

The fourth proportional to 181,528.02, 250,508.94 and 100,955.55 is: 139,318.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,528.02 : 250,508.94 = 100,955.55 : x
  2. Step 2: Convert to fraction form
    181,528.02/250,508.94 = 100,955.55/x
  3. Step 3: Cross multiply
    181,528.02x = 250,508.94 × 100,955.55
  4. Step 4: Simplify right side
    181,528.02x = 25,290,267,817.62
  5. Step 5: Solve for x
    x = 25,290,267,817.62/181,528.02
  6. Step 6: Final answer
    x = 139,318.81

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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.