Home / 106,941.02-160,702.32-57,056.36

Finding the Fourth Proportional to 106,941.02, 160,702.32 and 57,056.36

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Solution

The fourth proportional to 106,941.02, 160,702.32 and 57,056.36 is: 85,739.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,941.02 : 160,702.32 = 57,056.36 : x
  2. Step 2: Convert to fraction form
    106,941.02/160,702.32 = 57,056.36/x
  3. Step 3: Cross multiply
    106,941.02x = 160,702.32 × 57,056.36
  4. Step 4: Simplify right side
    106,941.02x = 9,169,089,422.76
  5. Step 5: Solve for x
    x = 9,169,089,422.76/106,941.02
  6. Step 6: Final answer
    x = 85,739.69

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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.