Home / 317,826.24-476,740.05-77,941.14

Finding the Fourth Proportional to 317,826.24, 476,740.05 and 77,941.14

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Solution

The fourth proportional to 317,826.24, 476,740.05 and 77,941.14 is: 116,911.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,826.24 : 476,740.05 = 77,941.14 : x
  2. Step 2: Convert to fraction form
    317,826.24/476,740.05 = 77,941.14/x
  3. Step 3: Cross multiply
    317,826.24x = 476,740.05 × 77,941.14
  4. Step 4: Simplify right side
    317,826.24x = 37,157,662,980.66
  5. Step 5: Solve for x
    x = 37,157,662,980.66/317,826.24
  6. Step 6: Final answer
    x = 116,911.88

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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.