Home / 160,347.02-240,481.64-66,801.74

Finding the Fourth Proportional to 160,347.02, 240,481.64 and 66,801.74

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Solution

The fourth proportional to 160,347.02, 240,481.64 and 66,801.74 is: 100,186.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,347.02 : 240,481.64 = 66,801.74 : x
  2. Step 2: Convert to fraction form
    160,347.02/240,481.64 = 66,801.74/x
  3. Step 3: Cross multiply
    160,347.02x = 240,481.64 × 66,801.74
  4. Step 4: Simplify right side
    160,347.02x = 16,064,591,990.05
  5. Step 5: Solve for x
    x = 16,064,591,990.05/160,347.02
  6. Step 6: Final answer
    x = 100,186.41

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1.5x scale

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.