Home / 187,602.64-259,118.85-136,534.39

Finding the Fourth Proportional to 187,602.64, 259,118.85 and 136,534.39

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Solution

The fourth proportional to 187,602.64, 259,118.85 and 136,534.39 is: 188,582.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,602.64 : 259,118.85 = 136,534.39 : x
  2. Step 2: Convert to fraction form
    187,602.64/259,118.85 = 136,534.39/x
  3. Step 3: Cross multiply
    187,602.64x = 259,118.85 × 136,534.39
  4. Step 4: Simplify right side
    187,602.64x = 35,378,634,122.25
  5. Step 5: Solve for x
    x = 35,378,634,122.25/187,602.64
  6. Step 6: Final answer
    x = 188,582.82

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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.