Home / 213,085.50-294,065.04-116,294.64

Finding the Fourth Proportional to 213,085.50, 294,065.04 and 116,294.64

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Solution

The fourth proportional to 213,085.50, 294,065.04 and 116,294.64 is: 160,490.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,085.50 : 294,065.04 = 116,294.64 : x
  2. Step 2: Convert to fraction form
    213,085.50/294,065.04 = 116,294.64/x
  3. Step 3: Cross multiply
    213,085.50x = 294,065.04 × 116,294.64
  4. Step 4: Simplify right side
    213,085.50x = 34,198,187,963.39
  5. Step 5: Solve for x
    x = 34,198,187,963.39/213,085.50
  6. Step 6: Final answer
    x = 160,490.45

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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.