Home / 213,518.80-294,650.76-118,023.04

Finding the Fourth Proportional to 213,518.80, 294,650.76 and 118,023.04

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Solution

The fourth proportional to 213,518.80, 294,650.76 and 118,023.04 is: 162,868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,518.80 : 294,650.76 = 118,023.04 : x
  2. Step 2: Convert to fraction form
    213,518.80/294,650.76 = 118,023.04/x
  3. Step 3: Cross multiply
    213,518.80x = 294,650.76 × 118,023.04
  4. Step 4: Simplify right side
    213,518.80x = 34,775,578,433.51
  5. Step 5: Solve for x
    x = 34,775,578,433.51/213,518.80
  6. Step 6: Final answer
    x = 162,868.93

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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.