Home / 317,669.16-476,575.02-107,301.72

Finding the Fourth Proportional to 317,669.16, 476,575.02 and 107,301.72

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Solution

The fourth proportional to 317,669.16, 476,575.02 and 107,301.72 is: 160,976.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,669.16 : 476,575.02 = 107,301.72 : x
  2. Step 2: Convert to fraction form
    317,669.16/476,575.02 = 107,301.72/x
  3. Step 3: Cross multiply
    317,669.16x = 476,575.02 × 107,301.72
  4. Step 4: Simplify right side
    317,669.16x = 51,137,319,355.03
  5. Step 5: Solve for x
    x = 51,137,319,355.03/317,669.16
  6. Step 6: Final answer
    x = 160,976.66

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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.