Home / 200,495.16-276,052.14-170,220.60

Finding the Fourth Proportional to 200,495.16, 276,052.14 and 170,220.60

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Solution

The fourth proportional to 200,495.16, 276,052.14 and 170,220.60 is: 234,368.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,495.16 : 276,052.14 = 170,220.60 : x
  2. Step 2: Convert to fraction form
    200,495.16/276,052.14 = 170,220.60/x
  3. Step 3: Cross multiply
    200,495.16x = 276,052.14 × 170,220.60
  4. Step 4: Simplify right side
    200,495.16x = 46,989,760,902.08
  5. Step 5: Solve for x
    x = 46,989,760,902.08/200,495.16
  6. Step 6: Final answer
    x = 234,368.55

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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.