Home / 103,673.36-143,069.49-58,352.01

Finding the Fourth Proportional to 103,673.36, 143,069.49 and 58,352.01

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Solution

The fourth proportional to 103,673.36, 143,069.49 and 58,352.01 is: 80,525.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,673.36 : 143,069.49 = 58,352.01 : x
  2. Step 2: Convert to fraction form
    103,673.36/143,069.49 = 58,352.01/x
  3. Step 3: Cross multiply
    103,673.36x = 143,069.49 × 58,352.01
  4. Step 4: Simplify right side
    103,673.36x = 8,348,392,311.17
  5. Step 5: Solve for x
    x = 8,348,392,311.17/103,673.36
  6. Step 6: Final answer
    x = 80,525.92

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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.