Home / 58,532.45-80,775.36-31,675.53

Finding the Fourth Proportional to 58,532.45, 80,775.36 and 31,675.53

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Solution

The fourth proportional to 58,532.45, 80,775.36 and 31,675.53 is: 43,712.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,532.45 : 80,775.36 = 31,675.53 : x
  2. Step 2: Convert to fraction form
    58,532.45/80,775.36 = 31,675.53/x
  3. Step 3: Cross multiply
    58,532.45x = 80,775.36 × 31,675.53
  4. Step 4: Simplify right side
    58,532.45x = 2,558,602,760.63
  5. Step 5: Solve for x
    x = 2,558,602,760.63/58,532.45
  6. Step 6: Final answer
    x = 43,712.55

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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.