Home / 186,725.10-257,636.30-106,146.24

Finding the Fourth Proportional to 186,725.10, 257,636.30 and 106,146.24

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Solution

The fourth proportional to 186,725.10, 257,636.30 and 106,146.24 is: 146,456.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,725.10 : 257,636.30 = 106,146.24 : x
  2. Step 2: Convert to fraction form
    186,725.10/257,636.30 = 106,146.24/x
  3. Step 3: Cross multiply
    186,725.10x = 257,636.30 × 106,146.24
  4. Step 4: Simplify right side
    186,725.10x = 27,347,124,532.51
  5. Step 5: Solve for x
    x = 27,347,124,532.51/186,725.10
  6. Step 6: Final answer
    x = 146,456.61

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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.