Home / 454,084.11-681,182.72-154,541.67

Finding the Fourth Proportional to 454,084.11, 681,182.72 and 154,541.67

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Solution

The fourth proportional to 454,084.11, 681,182.72 and 154,541.67 is: 231,831.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,084.11 : 681,182.72 = 154,541.67 : x
  2. Step 2: Convert to fraction form
    454,084.11/681,182.72 = 154,541.67/x
  3. Step 3: Cross multiply
    454,084.11x = 681,182.72 × 154,541.67
  4. Step 4: Simplify right side
    454,084.11x = 105,271,114,351.23
  5. Step 5: Solve for x
    x = 105,271,114,351.23/454,084.11
  6. Step 6: Final answer
    x = 231,831.75

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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.