Home / 277,809.04-383,368.62-163,085.84

Finding the Fourth Proportional to 277,809.04, 383,368.62 and 163,085.84

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Solution

The fourth proportional to 277,809.04, 383,368.62 and 163,085.84 is: 225,053.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,809.04 : 383,368.62 = 163,085.84 : x
  2. Step 2: Convert to fraction form
    277,809.04/383,368.62 = 163,085.84/x
  3. Step 3: Cross multiply
    277,809.04x = 383,368.62 × 163,085.84
  4. Step 4: Simplify right side
    277,809.04x = 62,521,993,422.34
  5. Step 5: Solve for x
    x = 62,521,993,422.34/277,809.04
  6. Step 6: Final answer
    x = 225,053.85

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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.