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Finding the Fourth Proportional to 213,801.69, 295,041.99 and 118,308.36

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Solution

The fourth proportional to 213,801.69, 295,041.99 and 118,308.36 is: 163,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,801.69 : 295,041.99 = 118,308.36 : x
  2. Step 2: Convert to fraction form
    213,801.69/295,041.99 = 118,308.36/x
  3. Step 3: Cross multiply
    213,801.69x = 295,041.99 × 118,308.36
  4. Step 4: Simplify right side
    213,801.69x = 34,905,933,968.04
  5. Step 5: Solve for x
    x = 34,905,933,968.04/213,801.69
  6. Step 6: Final answer
    x = 163,263.13

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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.