Home / 186,823.46-280,235.50-149,620.16

Finding the Fourth Proportional to 186,823.46, 280,235.50 and 149,620.16

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Solution

The fourth proportional to 186,823.46, 280,235.50 and 149,620.16 is: 224,430.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,823.46 : 280,235.50 = 149,620.16 : x
  2. Step 2: Convert to fraction form
    186,823.46/280,235.50 = 149,620.16/x
  3. Step 3: Cross multiply
    186,823.46x = 280,235.50 × 149,620.16
  4. Step 4: Simplify right side
    186,823.46x = 41,928,880,674.22
  5. Step 5: Solve for x
    x = 41,928,880,674.22/186,823.46
  6. Step 6: Final answer
    x = 224,430.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.