Home / 213,693.57-294,888.12-118,194.17

Finding the Fourth Proportional to 213,693.57, 294,888.12 and 118,194.17

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Solution

The fourth proportional to 213,693.57, 294,888.12 and 118,194.17 is: 163,102.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,693.57 : 294,888.12 = 118,194.17 : x
  2. Step 2: Convert to fraction form
    213,693.57/294,888.12 = 118,194.17/x
  3. Step 3: Cross multiply
    213,693.57x = 294,888.12 × 118,194.17
  4. Step 4: Simplify right side
    213,693.57x = 34,854,056,586.26
  5. Step 5: Solve for x
    x = 34,854,056,586.26/213,693.57
  6. Step 6: Final answer
    x = 163,102.97

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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.