Home / 104,233.50-143,961.03-70,641.18

Finding the Fourth Proportional to 104,233.50, 143,961.03 and 70,641.18

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Solution

The fourth proportional to 104,233.50, 143,961.03 and 70,641.18 is: 97,565.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,233.50 : 143,961.03 = 70,641.18 : x
  2. Step 2: Convert to fraction form
    104,233.50/143,961.03 = 70,641.18/x
  3. Step 3: Cross multiply
    104,233.50x = 143,961.03 × 70,641.18
  4. Step 4: Simplify right side
    104,233.50x = 10,169,577,033.22
  5. Step 5: Solve for x
    x = 10,169,577,033.22/104,233.50
  6. Step 6: Final answer
    x = 97,565.34

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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.