Home / 104,073.51-143,683.33-68,326.19

Finding the Fourth Proportional to 104,073.51, 143,683.33 and 68,326.19

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Solution

The fourth proportional to 104,073.51, 143,683.33 and 68,326.19 is: 94,330.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,073.51 : 143,683.33 = 68,326.19 : x
  2. Step 2: Convert to fraction form
    104,073.51/143,683.33 = 68,326.19/x
  3. Step 3: Cross multiply
    104,073.51x = 143,683.33 × 68,326.19
  4. Step 4: Simplify right side
    104,073.51x = 9,817,333,616.18
  5. Step 5: Solve for x
    x = 9,817,333,616.18/104,073.51
  6. Step 6: Final answer
    x = 94,330.76

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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.