Home / 110,570.02-152,466.04-74,697.75

Finding the Fourth Proportional to 110,570.02, 152,466.04 and 74,697.75

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Solution

The fourth proportional to 110,570.02, 152,466.04 and 74,697.75 is: 103,001.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,570.02 : 152,466.04 = 74,697.75 : x
  2. Step 2: Convert to fraction form
    110,570.02/152,466.04 = 74,697.75/x
  3. Step 3: Cross multiply
    110,570.02x = 152,466.04 × 74,697.75
  4. Step 4: Simplify right side
    110,570.02x = 11,388,870,139.41
  5. Step 5: Solve for x
    x = 11,388,870,139.41/110,570.02
  6. Step 6: Final answer
    x = 103,001.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.