Home / 40,104.36-60,156.84-17,918.76

Finding the Fourth Proportional to 40,104.36, 60,156.84 and 17,918.76

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Solution

The fourth proportional to 40,104.36, 60,156.84 and 17,918.76 is: 26,878.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,104.36 : 60,156.84 = 17,918.76 : x
  2. Step 2: Convert to fraction form
    40,104.36/60,156.84 = 17,918.76/x
  3. Step 3: Cross multiply
    40,104.36x = 60,156.84 × 17,918.76
  4. Step 4: Simplify right side
    40,104.36x = 1,077,935,978.32
  5. Step 5: Solve for x
    x = 1,077,935,978.32/40,104.36
  6. Step 6: Final answer
    x = 26,878.27

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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.