Home / 229,901.43-317,159.77-166,138.23

Finding the Fourth Proportional to 229,901.43, 317,159.77 and 166,138.23

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Solution

The fourth proportional to 229,901.43, 317,159.77 and 166,138.23 is: 229,195.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,901.43 : 317,159.77 = 166,138.23 : x
  2. Step 2: Convert to fraction form
    229,901.43/317,159.77 = 166,138.23/x
  3. Step 3: Cross multiply
    229,901.43x = 317,159.77 × 166,138.23
  4. Step 4: Simplify right side
    229,901.43x = 52,692,361,984.32
  5. Step 5: Solve for x
    x = 52,692,361,984.32/229,901.43
  6. Step 6: Final answer
    x = 229,195.45

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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.