Home / 113,785.02-170,573.04-43,650.36

Finding the Fourth Proportional to 113,785.02, 170,573.04 and 43,650.36

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Solution

The fourth proportional to 113,785.02, 170,573.04 and 43,650.36 is: 65,435.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,785.02 : 170,573.04 = 43,650.36 : x
  2. Step 2: Convert to fraction form
    113,785.02/170,573.04 = 43,650.36/x
  3. Step 3: Cross multiply
    113,785.02x = 170,573.04 × 43,650.36
  4. Step 4: Simplify right side
    113,785.02x = 7,445,574,602.29
  5. Step 5: Solve for x
    x = 7,445,574,602.29/113,785.02
  6. Step 6: Final answer
    x = 65,435.46

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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.