Home / 186,245.28-257,018.58-101,362.92

Finding the Fourth Proportional to 186,245.28, 257,018.58 and 101,362.92

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Solution

The fourth proportional to 186,245.28, 257,018.58 and 101,362.92 is: 139,880.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,245.28 : 257,018.58 = 101,362.92 : x
  2. Step 2: Convert to fraction form
    186,245.28/257,018.58 = 101,362.92/x
  3. Step 3: Cross multiply
    186,245.28x = 257,018.58 × 101,362.92
  4. Step 4: Simplify right side
    186,245.28x = 26,052,153,763.05
  5. Step 5: Solve for x
    x = 26,052,153,763.05/186,245.28
  6. Step 6: Final answer
    x = 139,880.88

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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.