Home / 96,739.86-145,116.51-40,558.74

Finding the Fourth Proportional to 96,739.86, 145,116.51 and 40,558.74

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Solution

The fourth proportional to 96,739.86, 145,116.51 and 40,558.74 is: 60,840.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,739.86 : 145,116.51 = 40,558.74 : x
  2. Step 2: Convert to fraction form
    96,739.86/145,116.51 = 40,558.74/x
  3. Step 3: Cross multiply
    96,739.86x = 145,116.51 × 40,558.74
  4. Step 4: Simplify right side
    96,739.86x = 5,885,742,798.80
  5. Step 5: Solve for x
    x = 5,885,742,798.80/96,739.86
  6. Step 6: Final answer
    x = 60,840.93

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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.