Home / 186,584.69-257,485.56-101,702.36

Finding the Fourth Proportional to 186,584.69, 257,485.56 and 101,702.36

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Solution

The fourth proportional to 186,584.69, 257,485.56 and 101,702.36 is: 140,348.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,584.69 : 257,485.56 = 101,702.36 : x
  2. Step 2: Convert to fraction form
    186,584.69/257,485.56 = 101,702.36/x
  3. Step 3: Cross multiply
    186,584.69x = 257,485.56 × 101,702.36
  4. Step 4: Simplify right side
    186,584.69x = 26,186,889,117.92
  5. Step 5: Solve for x
    x = 26,186,889,117.92/186,584.69
  6. Step 6: Final answer
    x = 140,348.54

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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.