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Finding the Fourth Proportional to 12,032.51, 16,602.48 and 7,255.13

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Solution

The fourth proportional to 12,032.51, 16,602.48 and 7,255.13 is: 10,010.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,032.51 : 16,602.48 = 7,255.13 : x
  2. Step 2: Convert to fraction form
    12,032.51/16,602.48 = 7,255.13/x
  3. Step 3: Cross multiply
    12,032.51x = 16,602.48 × 7,255.13
  4. Step 4: Simplify right side
    12,032.51x = 120,453,067.71
  5. Step 5: Solve for x
    x = 120,453,067.71/12,032.51
  6. Step 6: Final answer
    x = 10,010.64

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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.