Home / 73,938.02-110,907.09-20,627.87

Finding the Fourth Proportional to 73,938.02, 110,907.09 and 20,627.87

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Solution

The fourth proportional to 73,938.02, 110,907.09 and 20,627.87 is: 30,941.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,938.02 : 110,907.09 = 20,627.87 : x
  2. Step 2: Convert to fraction form
    73,938.02/110,907.09 = 20,627.87/x
  3. Step 3: Cross multiply
    73,938.02x = 110,907.09 × 20,627.87
  4. Step 4: Simplify right side
    73,938.02x = 2,287,776,480.06
  5. Step 5: Solve for x
    x = 2,287,776,480.06/73,938.02
  6. Step 6: Final answer
    x = 30,941.82

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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.