Home / 126,403.48-188,784.77-114,533.74

Finding the Fourth Proportional to 126,403.48, 188,784.77 and 114,533.74

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Solution

The fourth proportional to 126,403.48, 188,784.77 and 114,533.74 is: 171,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,403.48 : 188,784.77 = 114,533.74 : x
  2. Step 2: Convert to fraction form
    126,403.48/188,784.77 = 114,533.74/x
  3. Step 3: Cross multiply
    126,403.48x = 188,784.77 × 114,533.74
  4. Step 4: Simplify right side
    126,403.48x = 21,622,225,763.14
  5. Step 5: Solve for x
    x = 21,622,225,763.14/126,403.48
  6. Step 6: Final answer
    x = 171,057.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.