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Finding the Fourth Proportional to 186,480.94, 257,343.73 and 101,598.01

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Solution

The fourth proportional to 186,480.94, 257,343.73 and 101,598.01 is: 140,205.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,480.94 : 257,343.73 = 101,598.01 : x
  2. Step 2: Convert to fraction form
    186,480.94/257,343.73 = 101,598.01/x
  3. Step 3: Cross multiply
    186,480.94x = 257,343.73 × 101,598.01
  4. Step 4: Simplify right side
    186,480.94x = 26,145,609,059.27
  5. Step 5: Solve for x
    x = 26,145,609,059.27/186,480.94
  6. Step 6: Final answer
    x = 140,205.26

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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.