Home / 186,700.92-257,641.74-106,137.24

Finding the Fourth Proportional to 186,700.92, 257,641.74 and 106,137.24

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Solution

The fourth proportional to 186,700.92, 257,641.74 and 106,137.24 is: 146,466.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,700.92 : 257,641.74 = 106,137.24 : x
  2. Step 2: Convert to fraction form
    186,700.92/257,641.74 = 106,137.24/x
  3. Step 3: Cross multiply
    186,700.92x = 257,641.74 × 106,137.24
  4. Step 4: Simplify right side
    186,700.92x = 27,345,383,192.40
  5. Step 5: Solve for x
    x = 27,345,383,192.40/186,700.92
  6. Step 6: Final answer
    x = 146,466.25

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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.