Home / 66,297.06-91,483.02-37,607.56

Finding the Fourth Proportional to 66,297.06, 91,483.02 and 37,607.56

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Solution

The fourth proportional to 66,297.06, 91,483.02 and 37,607.56 is: 51,894.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,297.06 : 91,483.02 = 37,607.56 : x
  2. Step 2: Convert to fraction form
    66,297.06/91,483.02 = 37,607.56/x
  3. Step 3: Cross multiply
    66,297.06x = 91,483.02 × 37,607.56
  4. Step 4: Simplify right side
    66,297.06x = 3,440,453,163.63
  5. Step 5: Solve for x
    x = 3,440,453,163.63/66,297.06
  6. Step 6: Final answer
    x = 51,894.51

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1.5x scale

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.