Home / 277,195.49-382,529.70-156,336.51

Finding the Fourth Proportional to 277,195.49, 382,529.70 and 156,336.51

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Solution

The fourth proportional to 277,195.49, 382,529.70 and 156,336.51 is: 215,744.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,195.49 : 382,529.70 = 156,336.51 : x
  2. Step 2: Convert to fraction form
    277,195.49/382,529.70 = 156,336.51/x
  3. Step 3: Cross multiply
    277,195.49x = 382,529.70 × 156,336.51
  4. Step 4: Simplify right side
    277,195.49x = 59,803,358,269.35
  5. Step 5: Solve for x
    x = 59,803,358,269.35/277,195.49
  6. Step 6: Final answer
    x = 215,744.34

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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.