Home / 35,455.59-48,941.24-31,672.18

Finding the Fourth Proportional to 35,455.59, 48,941.24 and 31,672.18

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Solution

The fourth proportional to 35,455.59, 48,941.24 and 31,672.18 is: 43,718.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.59 : 48,941.24 = 31,672.18 : x
  2. Step 2: Convert to fraction form
    35,455.59/48,941.24 = 31,672.18/x
  3. Step 3: Cross multiply
    35,455.59x = 48,941.24 × 31,672.18
  4. Step 4: Simplify right side
    35,455.59x = 1,550,075,964.24
  5. Step 5: Solve for x
    x = 1,550,075,964.24/35,455.59
  6. Step 6: Final answer
    x = 43,718.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.