Home / 48,303.16-72,454.38-31,767.64

Finding the Fourth Proportional to 48,303.16, 72,454.38 and 31,767.64

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Solution

The fourth proportional to 48,303.16, 72,454.38 and 31,767.64 is: 47,651.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,303.16 : 72,454.38 = 31,767.64 : x
  2. Step 2: Convert to fraction form
    48,303.16/72,454.38 = 31,767.64/x
  3. Step 3: Cross multiply
    48,303.16x = 72,454.38 × 31,767.64
  4. Step 4: Simplify right side
    48,303.16x = 2,301,704,660.26
  5. Step 5: Solve for x
    x = 2,301,704,660.26/48,303.16
  6. Step 6: Final answer
    x = 47,651.22

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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.