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Finding the Fourth Proportional to 186,360.84, 257,182.56 and 101,482.56

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Solution

The fourth proportional to 186,360.84, 257,182.56 and 101,482.56 is: 140,048.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,360.84 : 257,182.56 = 101,482.56 : x
  2. Step 2: Convert to fraction form
    186,360.84/257,182.56 = 101,482.56/x
  3. Step 3: Cross multiply
    186,360.84x = 257,182.56 × 101,482.56
  4. Step 4: Simplify right side
    186,360.84x = 26,099,544,576.15
  5. Step 5: Solve for x
    x = 26,099,544,576.15/186,360.84
  6. Step 6: Final answer
    x = 140,048.44

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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.