Home / 96,905.44-145,356.72-26,783.20

Finding the Fourth Proportional to 96,905.44, 145,356.72 and 26,783.20

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Solution

The fourth proportional to 96,905.44, 145,356.72 and 26,783.20 is: 40,174.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,905.44 : 145,356.72 = 26,783.20 : x
  2. Step 2: Convert to fraction form
    96,905.44/145,356.72 = 26,783.20/x
  3. Step 3: Cross multiply
    96,905.44x = 145,356.72 × 26,783.20
  4. Step 4: Simplify right side
    96,905.44x = 3,893,118,103.10
  5. Step 5: Solve for x
    x = 3,893,118,103.10/96,905.44
  6. Step 6: Final answer
    x = 40,174.40

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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.