Home / 112,444.80-168,667.20-68,048.70

Finding the Fourth Proportional to 112,444.80, 168,667.20 and 68,048.70

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Solution

The fourth proportional to 112,444.80, 168,667.20 and 68,048.70 is: 102,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,444.80 : 168,667.20 = 68,048.70 : x
  2. Step 2: Convert to fraction form
    112,444.80/168,667.20 = 68,048.70/x
  3. Step 3: Cross multiply
    112,444.80x = 168,667.20 × 68,048.70
  4. Step 4: Simplify right side
    112,444.80x = 11,477,583,692.64
  5. Step 5: Solve for x
    x = 11,477,583,692.64/112,444.80
  6. Step 6: Final answer
    x = 102,073.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.