Home / 213,148.37-294,144.78-117,655.08

Finding the Fourth Proportional to 213,148.37, 294,144.78 and 117,655.08

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Solution

The fourth proportional to 213,148.37, 294,144.78 and 117,655.08 is: 162,364.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,148.37 : 294,144.78 = 117,655.08 : x
  2. Step 2: Convert to fraction form
    213,148.37/294,144.78 = 117,655.08/x
  3. Step 3: Cross multiply
    213,148.37x = 294,144.78 × 117,655.08
  4. Step 4: Simplify right side
    213,148.37x = 34,607,627,622.48
  5. Step 5: Solve for x
    x = 34,607,627,622.48/213,148.37
  6. Step 6: Final answer
    x = 162,364.03

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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.