Home / 126,945.18-190,417.77-33,450.93

Finding the Fourth Proportional to 126,945.18, 190,417.77 and 33,450.93

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Solution

The fourth proportional to 126,945.18, 190,417.77 and 33,450.93 is: 50,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,945.18 : 190,417.77 = 33,450.93 : x
  2. Step 2: Convert to fraction form
    126,945.18/190,417.77 = 33,450.93/x
  3. Step 3: Cross multiply
    126,945.18x = 190,417.77 × 33,450.93
  4. Step 4: Simplify right side
    126,945.18x = 6,369,651,495.03
  5. Step 5: Solve for x
    x = 6,369,651,495.03/126,945.18
  6. Step 6: Final answer
    x = 50,176.40

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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.