Home / 152,724.44-210,756.48-84,739.94

Finding the Fourth Proportional to 152,724.44, 210,756.48 and 84,739.94

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Solution

The fourth proportional to 152,724.44, 210,756.48 and 84,739.94 is: 116,939.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,724.44 : 210,756.48 = 84,739.94 : x
  2. Step 2: Convert to fraction form
    152,724.44/210,756.48 = 84,739.94/x
  3. Step 3: Cross multiply
    152,724.44x = 210,756.48 × 84,739.94
  4. Step 4: Simplify right side
    152,724.44x = 17,859,490,416.03
  5. Step 5: Solve for x
    x = 17,859,490,416.03/152,724.44
  6. Step 6: Final answer
    x = 116,939.31

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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.