Home / 58,420.32-80,619.93-31,562.74

Finding the Fourth Proportional to 58,420.32, 80,619.93 and 31,562.74

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Solution

The fourth proportional to 58,420.32, 80,619.93 and 31,562.74 is: 43,556.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,420.32 : 80,619.93 = 31,562.74 : x
  2. Step 2: Convert to fraction form
    58,420.32/80,619.93 = 31,562.74/x
  3. Step 3: Cross multiply
    58,420.32x = 80,619.93 × 31,562.74
  4. Step 4: Simplify right side
    58,420.32x = 2,544,585,889.41
  5. Step 5: Solve for x
    x = 2,544,585,889.41/58,420.32
  6. Step 6: Final answer
    x = 43,556.52

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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.