Home / 126,730.40-190,095.60-33,245.60

Finding the Fourth Proportional to 126,730.40, 190,095.60 and 33,245.60

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Solution

The fourth proportional to 126,730.40, 190,095.60 and 33,245.60 is: 49,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,730.40 : 190,095.60 = 33,245.60 : x
  2. Step 2: Convert to fraction form
    126,730.40/190,095.60 = 33,245.60/x
  3. Step 3: Cross multiply
    126,730.40x = 190,095.60 × 33,245.60
  4. Step 4: Simplify right side
    126,730.40x = 6,319,842,279.36
  5. Step 5: Solve for x
    x = 6,319,842,279.36/126,730.40
  6. Step 6: Final answer
    x = 49,868.40

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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.