Home / 213,521.96-294,662.06-118,030.25

Finding the Fourth Proportional to 213,521.96, 294,662.06 and 118,030.25

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Solution

The fourth proportional to 213,521.96, 294,662.06 and 118,030.25 is: 162,882.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,521.96 : 294,662.06 = 118,030.25 : x
  2. Step 2: Convert to fraction form
    213,521.96/294,662.06 = 118,030.25/x
  3. Step 3: Cross multiply
    213,521.96x = 294,662.06 × 118,030.25
  4. Step 4: Simplify right side
    213,521.96x = 34,779,034,543.85
  5. Step 5: Solve for x
    x = 34,779,034,543.85/213,521.96
  6. Step 6: Final answer
    x = 162,882.71

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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.