Home / 187,748.32-259,095.36-112,282.24

Finding the Fourth Proportional to 187,748.32, 259,095.36 and 112,282.24

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Solution

The fourth proportional to 187,748.32, 259,095.36 and 112,282.24 is: 154,951.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,748.32 : 259,095.36 = 112,282.24 : x
  2. Step 2: Convert to fraction form
    187,748.32/259,095.36 = 112,282.24/x
  3. Step 3: Cross multiply
    187,748.32x = 259,095.36 × 112,282.24
  4. Step 4: Simplify right side
    187,748.32x = 29,091,807,394.41
  5. Step 5: Solve for x
    x = 29,091,807,394.41/187,748.32
  6. Step 6: Final answer
    x = 154,951.09

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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.