Home / 58,420.05-80,619.51-31,562.46

Finding the Fourth Proportional to 58,420.05, 80,619.51 and 31,562.46

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Solution

The fourth proportional to 58,420.05, 80,619.51 and 31,562.46 is: 43,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,420.05 : 80,619.51 = 31,562.46 : x
  2. Step 2: Convert to fraction form
    58,420.05/80,619.51 = 31,562.46/x
  3. Step 3: Cross multiply
    58,420.05x = 80,619.51 × 31,562.46
  4. Step 4: Simplify right side
    58,420.05x = 2,544,550,059.59
  5. Step 5: Solve for x
    x = 2,544,550,059.59/58,420.05
  6. Step 6: Final answer
    x = 43,556.11

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1.5x scale

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.