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Finding the Fourth Proportional to 184,130.40, 275,612.40 and 144,472.80

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Solution

The fourth proportional to 184,130.40, 275,612.40 and 144,472.80 is: 216,251.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,130.40 : 275,612.40 = 144,472.80 : x
  2. Step 2: Convert to fraction form
    184,130.40/275,612.40 = 144,472.80/x
  3. Step 3: Cross multiply
    184,130.40x = 275,612.40 × 144,472.80
  4. Step 4: Simplify right side
    184,130.40x = 39,818,495,142.72
  5. Step 5: Solve for x
    x = 39,818,495,142.72/184,130.40
  6. Step 6: Final answer
    x = 216,251.61

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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.