Home / 105,056.25-144,971.74-59,727.84

Finding the Fourth Proportional to 105,056.25, 144,971.74 and 59,727.84

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Solution

The fourth proportional to 105,056.25, 144,971.74 and 59,727.84 is: 82,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,056.25 : 144,971.74 = 59,727.84 : x
  2. Step 2: Convert to fraction form
    105,056.25/144,971.74 = 59,727.84/x
  3. Step 3: Cross multiply
    105,056.25x = 144,971.74 × 59,727.84
  4. Step 4: Simplify right side
    105,056.25x = 8,658,848,891.24
  5. Step 5: Solve for x
    x = 8,658,848,891.24/105,056.25
  6. Step 6: Final answer
    x = 82,421.07

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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.