Home / 454,200.79-681,406.71-154,683.96

Finding the Fourth Proportional to 454,200.79, 681,406.71 and 154,683.96

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Solution

The fourth proportional to 454,200.79, 681,406.71 and 154,683.96 is: 232,061.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,200.79 : 681,406.71 = 154,683.96 : x
  2. Step 2: Convert to fraction form
    454,200.79/681,406.71 = 154,683.96/x
  3. Step 3: Cross multiply
    454,200.79x = 681,406.71 × 154,683.96
  4. Step 4: Simplify right side
    454,200.79x = 105,402,688,273.37
  5. Step 5: Solve for x
    x = 105,402,688,273.37/454,200.79
  6. Step 6: Final answer
    x = 232,061.88

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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.