Home / 107,026.40-160,541.40-40,497.86

Finding the Fourth Proportional to 107,026.40, 160,541.40 and 40,497.86

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Solution

The fourth proportional to 107,026.40, 160,541.40 and 40,497.86 is: 60,747.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,026.40 : 160,541.40 = 40,497.86 : x
  2. Step 2: Convert to fraction form
    107,026.40/160,541.40 = 40,497.86/x
  3. Step 3: Cross multiply
    107,026.40x = 160,541.40 × 40,497.86
  4. Step 4: Simplify right side
    107,026.40x = 6,501,583,141.40
  5. Step 5: Solve for x
    x = 6,501,583,141.40/107,026.40
  6. Step 6: Final answer
    x = 60,747.47

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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.