Home / 105,664.96-145,816.80-60,952

Finding the Fourth Proportional to 105,664.96, 145,816.80 and 60,952

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Solution

The fourth proportional to 105,664.96, 145,816.80 and 60,952 is: 84,113.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,664.96 : 145,816.80 = 60,952 : x
  2. Step 2: Convert to fraction form
    105,664.96/145,816.80 = 60,952/x
  3. Step 3: Cross multiply
    105,664.96x = 145,816.80 × 60,952
  4. Step 4: Simplify right side
    105,664.96x = 8,887,825,593.60
  5. Step 5: Solve for x
    x = 8,887,825,593.60/105,664.96
  6. Step 6: Final answer
    x = 84,113.27

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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.