Home / 104,022.84-143,555.18-58,698.18

Finding the Fourth Proportional to 104,022.84, 143,555.18 and 58,698.18

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Solution

The fourth proportional to 104,022.84, 143,555.18 and 58,698.18 is: 81,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,022.84 : 143,555.18 = 58,698.18 : x
  2. Step 2: Convert to fraction form
    104,022.84/143,555.18 = 58,698.18/x
  3. Step 3: Cross multiply
    104,022.84x = 143,555.18 × 58,698.18
  4. Step 4: Simplify right side
    104,022.84x = 8,426,427,795.57
  5. Step 5: Solve for x
    x = 8,426,427,795.57/104,022.84
  6. Step 6: Final answer
    x = 81,005.55

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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.