Home / 122,063.04-168,427.35-68,350.32

Finding the Fourth Proportional to 122,063.04, 168,427.35 and 68,350.32

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Solution

The fourth proportional to 122,063.04, 168,427.35 and 68,350.32 is: 94,312.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,063.04 : 168,427.35 = 68,350.32 : x
  2. Step 2: Convert to fraction form
    122,063.04/168,427.35 = 68,350.32/x
  3. Step 3: Cross multiply
    122,063.04x = 168,427.35 × 68,350.32
  4. Step 4: Simplify right side
    122,063.04x = 11,512,063,269.25
  5. Step 5: Solve for x
    x = 11,512,063,269.25/122,063.04
  6. Step 6: Final answer
    x = 94,312.44

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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.