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Finding the Fourth Proportional to 184,987.80, 277,360.20 and 72,600.30

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Solution

The fourth proportional to 184,987.80, 277,360.20 and 72,600.30 is: 108,852.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,987.80 : 277,360.20 = 72,600.30 : x
  2. Step 2: Convert to fraction form
    184,987.80/277,360.20 = 72,600.30/x
  3. Step 3: Cross multiply
    184,987.80x = 277,360.20 × 72,600.30
  4. Step 4: Simplify right side
    184,987.80x = 20,136,433,728.06
  5. Step 5: Solve for x
    x = 20,136,433,728.06/184,987.80
  6. Step 6: Final answer
    x = 108,852.77

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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.