Home / 200,032.60-276,071.10-115,153.24

Finding the Fourth Proportional to 200,032.60, 276,071.10 and 115,153.24

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Solution

The fourth proportional to 200,032.60, 276,071.10 and 115,153.24 is: 158,926.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,032.60 : 276,071.10 = 115,153.24 : x
  2. Step 2: Convert to fraction form
    200,032.60/276,071.10 = 115,153.24/x
  3. Step 3: Cross multiply
    200,032.60x = 276,071.10 × 115,153.24
  4. Step 4: Simplify right side
    200,032.60x = 31,790,481,635.36
  5. Step 5: Solve for x
    x = 31,790,481,635.36/200,032.60
  6. Step 6: Final answer
    x = 158,926.50

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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.