Home / 213,498.59-294,657.35-122,852.70

Finding the Fourth Proportional to 213,498.59, 294,657.35 and 122,852.70

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Solution

The fourth proportional to 213,498.59, 294,657.35 and 122,852.70 is: 169,553.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,498.59 : 294,657.35 = 122,852.70 : x
  2. Step 2: Convert to fraction form
    213,498.59/294,657.35 = 122,852.70/x
  3. Step 3: Cross multiply
    213,498.59x = 294,657.35 × 122,852.70
  4. Step 4: Simplify right side
    213,498.59x = 36,199,450,408.08
  5. Step 5: Solve for x
    x = 36,199,450,408.08/213,498.59
  6. Step 6: Final answer
    x = 169,553.58

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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.