Home / 105,006.56-144,903.79-59,678.55

Finding the Fourth Proportional to 105,006.56, 144,903.79 and 59,678.55

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Solution

The fourth proportional to 105,006.56, 144,903.79 and 59,678.55 is: 82,353.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,006.56 : 144,903.79 = 59,678.55 : x
  2. Step 2: Convert to fraction form
    105,006.56/144,903.79 = 59,678.55/x
  3. Step 3: Cross multiply
    105,006.56x = 144,903.79 × 59,678.55
  4. Step 4: Simplify right side
    105,006.56x = 8,647,647,927.51
  5. Step 5: Solve for x
    x = 8,647,647,927.51/105,006.56
  6. Step 6: Final answer
    x = 82,353.41

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1.5x scale

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.