Home / 109,032.20-163,548.30-98,664.20

Finding the Fourth Proportional to 109,032.20, 163,548.30 and 98,664.20

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Solution

The fourth proportional to 109,032.20, 163,548.30 and 98,664.20 is: 147,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,032.20 : 163,548.30 = 98,664.20 : x
  2. Step 2: Convert to fraction form
    109,032.20/163,548.30 = 98,664.20/x
  3. Step 3: Cross multiply
    109,032.20x = 163,548.30 × 98,664.20
  4. Step 4: Simplify right side
    109,032.20x = 16,136,362,180.86
  5. Step 5: Solve for x
    x = 16,136,362,180.86/109,032.20
  6. Step 6: Final answer
    x = 147,996.30

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1.5x scale

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.