Home / 257,042.19-354,668.97-166,385.58

Finding the Fourth Proportional to 257,042.19, 354,668.97 and 166,385.58

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Solution

The fourth proportional to 257,042.19, 354,668.97 and 166,385.58 is: 229,580.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,042.19 : 354,668.97 = 166,385.58 : x
  2. Step 2: Convert to fraction form
    257,042.19/354,668.97 = 166,385.58/x
  3. Step 3: Cross multiply
    257,042.19x = 354,668.97 × 166,385.58
  4. Step 4: Simplify right side
    257,042.19x = 59,011,802,281.45
  5. Step 5: Solve for x
    x = 59,011,802,281.45/257,042.19
  6. Step 6: Final answer
    x = 229,580.22

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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.