Home / 70,254.86-96,953.36-40,042.98

Finding the Fourth Proportional to 70,254.86, 96,953.36 and 40,042.98

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Solution

The fourth proportional to 70,254.86, 96,953.36 and 40,042.98 is: 55,260.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,254.86 : 96,953.36 = 40,042.98 : x
  2. Step 2: Convert to fraction form
    70,254.86/96,953.36 = 40,042.98/x
  3. Step 3: Cross multiply
    70,254.86x = 96,953.36 × 40,042.98
  4. Step 4: Simplify right side
    70,254.86x = 3,882,301,255.20
  5. Step 5: Solve for x
    x = 3,882,301,255.20/70,254.86
  6. Step 6: Final answer
    x = 55,260.26

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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.