Home / 200,088.04-276,221.73-154,663.24

Finding the Fourth Proportional to 200,088.04, 276,221.73 and 154,663.24

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Solution

The fourth proportional to 200,088.04, 276,221.73 and 154,663.24 is: 213,512.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,088.04 : 276,221.73 = 154,663.24 : x
  2. Step 2: Convert to fraction form
    200,088.04/276,221.73 = 154,663.24/x
  3. Step 3: Cross multiply
    200,088.04x = 276,221.73 × 154,663.24
  4. Step 4: Simplify right side
    200,088.04x = 42,721,347,720.21
  5. Step 5: Solve for x
    x = 42,721,347,720.21/200,088.04
  6. Step 6: Final answer
    x = 213,512.75

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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.