Home / 200,262.16-276,360.42-115,377.40

Finding the Fourth Proportional to 200,262.16, 276,360.42 and 115,377.40

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Solution

The fourth proportional to 200,262.16, 276,360.42 and 115,377.40 is: 159,220.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,262.16 : 276,360.42 = 115,377.40 : x
  2. Step 2: Convert to fraction form
    200,262.16/276,360.42 = 115,377.40/x
  3. Step 3: Cross multiply
    200,262.16x = 276,360.42 × 115,377.40
  4. Step 4: Simplify right side
    200,262.16x = 31,885,746,722.51
  5. Step 5: Solve for x
    x = 31,885,746,722.51/200,262.16
  6. Step 6: Final answer
    x = 159,220.03

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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.