Home / 126,736.65-174,905.04-73,025.15

Finding the Fourth Proportional to 126,736.65, 174,905.04 and 73,025.15

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Solution

The fourth proportional to 126,736.65, 174,905.04 and 73,025.15 is: 100,779.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,736.65 : 174,905.04 = 73,025.15 : x
  2. Step 2: Convert to fraction form
    126,736.65/174,905.04 = 73,025.15/x
  3. Step 3: Cross multiply
    126,736.65x = 174,905.04 × 73,025.15
  4. Step 4: Simplify right side
    126,736.65x = 12,772,465,907.23
  5. Step 5: Solve for x
    x = 12,772,465,907.23/126,736.65
  6. Step 6: Final answer
    x = 100,779.58

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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.