Home / 213,521.34-294,659.52-118,028.02

Finding the Fourth Proportional to 213,521.34, 294,659.52 and 118,028.02

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Solution

The fourth proportional to 213,521.34, 294,659.52 and 118,028.02 is: 162,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,521.34 : 294,659.52 = 118,028.02 : x
  2. Step 2: Convert to fraction form
    213,521.34/294,659.52 = 118,028.02/x
  3. Step 3: Cross multiply
    213,521.34x = 294,659.52 × 118,028.02
  4. Step 4: Simplify right side
    213,521.34x = 34,778,079,719.75
  5. Step 5: Solve for x
    x = 34,778,079,719.75/213,521.34
  6. Step 6: Final answer
    x = 162,878.71

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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.