Home / 316,387.04-474,622.32-116,847.68

Finding the Fourth Proportional to 316,387.04, 474,622.32 and 116,847.68

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Solution

The fourth proportional to 316,387.04, 474,622.32 and 116,847.68 is: 175,286.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,387.04 : 474,622.32 = 116,847.68 : x
  2. Step 2: Convert to fraction form
    316,387.04/474,622.32 = 116,847.68/x
  3. Step 3: Cross multiply
    316,387.04x = 474,622.32 × 116,847.68
  4. Step 4: Simplify right side
    316,387.04x = 55,458,516,968.22
  5. Step 5: Solve for x
    x = 55,458,516,968.22/316,387.04
  6. Step 6: Final answer
    x = 175,286.94

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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.