Home / 220,586.02-330,779.67-62,778.58

Finding the Fourth Proportional to 220,586.02, 330,779.67 and 62,778.58

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Solution

The fourth proportional to 220,586.02, 330,779.67 and 62,778.58 is: 94,139.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,586.02 : 330,779.67 = 62,778.58 : x
  2. Step 2: Convert to fraction form
    220,586.02/330,779.67 = 62,778.58/x
  3. Step 3: Cross multiply
    220,586.02x = 330,779.67 × 62,778.58
  4. Step 4: Simplify right side
    220,586.02x = 20,765,877,975.47
  5. Step 5: Solve for x
    x = 20,765,877,975.47/220,586.02
  6. Step 6: Final answer
    x = 94,139.59

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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.