Home / 35,422.02-53,146.53-13,245.30

Finding the Fourth Proportional to 35,422.02, 53,146.53 and 13,245.30

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Solution

The fourth proportional to 35,422.02, 53,146.53 and 13,245.30 is: 19,873.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,422.02 : 53,146.53 = 13,245.30 : x
  2. Step 2: Convert to fraction form
    35,422.02/53,146.53 = 13,245.30/x
  3. Step 3: Cross multiply
    35,422.02x = 53,146.53 × 13,245.30
  4. Step 4: Simplify right side
    35,422.02x = 703,941,733.81
  5. Step 5: Solve for x
    x = 703,941,733.81/35,422.02
  6. Step 6: Final answer
    x = 19,873.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.