Home / 109,276.02-150,784.20-61,528.14

Finding the Fourth Proportional to 109,276.02, 150,784.20 and 61,528.14

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Solution

The fourth proportional to 109,276.02, 150,784.20 and 61,528.14 is: 84,899.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,276.02 : 150,784.20 = 61,528.14 : x
  2. Step 2: Convert to fraction form
    109,276.02/150,784.20 = 61,528.14/x
  3. Step 3: Cross multiply
    109,276.02x = 150,784.20 × 61,528.14
  4. Step 4: Simplify right side
    109,276.02x = 9,277,471,367.39
  5. Step 5: Solve for x
    x = 9,277,471,367.39/109,276.02
  6. Step 6: Final answer
    x = 84,899.43

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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.