Home / 118,704.02-178,082.69-39,816.23

Finding the Fourth Proportional to 118,704.02, 178,082.69 and 39,816.23

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Solution

The fourth proportional to 118,704.02, 178,082.69 and 39,816.23 is: 59,733.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,704.02 : 178,082.69 = 39,816.23 : x
  2. Step 2: Convert to fraction form
    118,704.02/178,082.69 = 39,816.23/x
  3. Step 3: Cross multiply
    118,704.02x = 178,082.69 × 39,816.23
  4. Step 4: Simplify right side
    118,704.02x = 7,090,580,254.56
  5. Step 5: Solve for x
    x = 7,090,580,254.56/118,704.02
  6. Step 6: Final answer
    x = 59,733.28

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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.