Home / 186,738.59-257,698.05-106,166.15

Finding the Fourth Proportional to 186,738.59, 257,698.05 and 106,166.15

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Solution

The fourth proportional to 186,738.59, 257,698.05 and 106,166.15 is: 146,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,738.59 : 257,698.05 = 106,166.15 : x
  2. Step 2: Convert to fraction form
    186,738.59/257,698.05 = 106,166.15/x
  3. Step 3: Cross multiply
    186,738.59x = 257,698.05 × 106,166.15
  4. Step 4: Simplify right side
    186,738.59x = 27,358,809,831.01
  5. Step 5: Solve for x
    x = 27,358,809,831.01/186,738.59
  6. Step 6: Final answer
    x = 146,508.60

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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.