Home / 181,352.34-250,272.29-100,783.26

Finding the Fourth Proportional to 181,352.34, 250,272.29 and 100,783.26

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Solution

The fourth proportional to 181,352.34, 250,272.29 and 100,783.26 is: 139,084.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,352.34 : 250,272.29 = 100,783.26 : x
  2. Step 2: Convert to fraction form
    181,352.34/250,272.29 = 100,783.26/x
  3. Step 3: Cross multiply
    181,352.34x = 250,272.29 × 100,783.26
  4. Step 4: Simplify right side
    181,352.34x = 25,223,257,273.87
  5. Step 5: Solve for x
    x = 25,223,257,273.87/181,352.34
  6. Step 6: Final answer
    x = 139,084.27

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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.