Home / 115,235.06-172,852.58-36,355.43

Finding the Fourth Proportional to 115,235.06, 172,852.58 and 36,355.43

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Solution

The fourth proportional to 115,235.06, 172,852.58 and 36,355.43 is: 54,533.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,235.06 : 172,852.58 = 36,355.43 : x
  2. Step 2: Convert to fraction form
    115,235.06/172,852.58 = 36,355.43/x
  3. Step 3: Cross multiply
    115,235.06x = 172,852.58 × 36,355.43
  4. Step 4: Simplify right side
    115,235.06x = 6,284,130,122.86
  5. Step 5: Solve for x
    x = 6,284,130,122.86/115,235.06
  6. Step 6: Final answer
    x = 54,533.15

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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.