Home / 103,703.04-143,111.04-58,993.92

Finding the Fourth Proportional to 103,703.04, 143,111.04 and 58,993.92

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Solution

The fourth proportional to 103,703.04, 143,111.04 and 58,993.92 is: 81,412.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,703.04 : 143,111.04 = 58,993.92 : x
  2. Step 2: Convert to fraction form
    103,703.04/143,111.04 = 58,993.92/x
  3. Step 3: Cross multiply
    103,703.04x = 143,111.04 × 58,993.92
  4. Step 4: Simplify right side
    103,703.04x = 8,442,681,244.88
  5. Step 5: Solve for x
    x = 8,442,681,244.88/103,703.04
  6. Step 6: Final answer
    x = 81,412.09

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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.