Home / 104,657.81-144,431.57-59,954.45

Finding the Fourth Proportional to 104,657.81, 144,431.57 and 59,954.45

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Solution

The fourth proportional to 104,657.81, 144,431.57 and 59,954.45 is: 82,739.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,657.81 : 144,431.57 = 59,954.45 : x
  2. Step 2: Convert to fraction form
    104,657.81/144,431.57 = 59,954.45/x
  3. Step 3: Cross multiply
    104,657.81x = 144,431.57 × 59,954.45
  4. Step 4: Simplify right side
    104,657.81x = 8,659,314,769.71
  5. Step 5: Solve for x
    x = 8,659,314,769.71/104,657.81
  6. Step 6: Final answer
    x = 82,739.31

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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.