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Finding the Fourth Proportional to 186,183.55, 256,925.89 and 101,300.61

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Solution

The fourth proportional to 186,183.55, 256,925.89 and 101,300.61 is: 139,790.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,183.55 : 256,925.89 = 101,300.61 : x
  2. Step 2: Convert to fraction form
    186,183.55/256,925.89 = 101,300.61/x
  3. Step 3: Cross multiply
    186,183.55x = 256,925.89 × 101,300.61
  4. Step 4: Simplify right side
    186,183.55x = 26,026,749,381.79
  5. Step 5: Solve for x
    x = 26,026,749,381.79/186,183.55
  6. Step 6: Final answer
    x = 139,790.81

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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.