Home / 66,178.23-99,308.36-26,735.68

Finding the Fourth Proportional to 66,178.23, 99,308.36 and 26,735.68

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Solution

The fourth proportional to 66,178.23, 99,308.36 and 26,735.68 is: 40,120.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,178.23 : 99,308.36 = 26,735.68 : x
  2. Step 2: Convert to fraction form
    66,178.23/99,308.36 = 26,735.68/x
  3. Step 3: Cross multiply
    66,178.23x = 99,308.36 × 26,735.68
  4. Step 4: Simplify right side
    66,178.23x = 2,655,076,534.28
  5. Step 5: Solve for x
    x = 2,655,076,534.28/66,178.23
  6. Step 6: Final answer
    x = 40,120.09

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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.