Home / 213,566.16-294,721.80-122,927.76

Finding the Fourth Proportional to 213,566.16, 294,721.80 and 122,927.76

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Solution

The fourth proportional to 213,566.16, 294,721.80 and 122,927.76 is: 169,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,566.16 : 294,721.80 = 122,927.76 : x
  2. Step 2: Convert to fraction form
    213,566.16/294,721.80 = 122,927.76/x
  3. Step 3: Cross multiply
    213,566.16x = 294,721.80 × 122,927.76
  4. Step 4: Simplify right side
    213,566.16x = 36,229,490,697.17
  5. Step 5: Solve for x
    x = 36,229,490,697.17/213,566.16
  6. Step 6: Final answer
    x = 169,640.60

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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.