Home / 124,533.72-171,740.52-82,018.44

Finding the Fourth Proportional to 124,533.72, 171,740.52 and 82,018.44

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Solution

The fourth proportional to 124,533.72, 171,740.52 and 82,018.44 is: 113,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,533.72 : 171,740.52 = 82,018.44 : x
  2. Step 2: Convert to fraction form
    124,533.72/171,740.52 = 82,018.44/x
  3. Step 3: Cross multiply
    124,533.72x = 171,740.52 × 82,018.44
  4. Step 4: Simplify right side
    124,533.72x = 14,085,889,535.19
  5. Step 5: Solve for x
    x = 14,085,889,535.19/124,533.72
  6. Step 6: Final answer
    x = 113,109.04

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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.