Home / 228,983.39-315,946.55-132,166.79

Finding the Fourth Proportional to 228,983.39, 315,946.55 and 132,166.79

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Solution

The fourth proportional to 228,983.39, 315,946.55 and 132,166.79 is: 182,361.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,983.39 : 315,946.55 = 132,166.79 : x
  2. Step 2: Convert to fraction form
    228,983.39/315,946.55 = 132,166.79/x
  3. Step 3: Cross multiply
    228,983.39x = 315,946.55 × 132,166.79
  4. Step 4: Simplify right side
    228,983.39x = 41,757,640,075.76
  5. Step 5: Solve for x
    x = 41,757,640,075.76/228,983.39
  6. Step 6: Final answer
    x = 182,361.00

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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.