Home / 213,586.16-294,655.56-122,922.32

Finding the Fourth Proportional to 213,586.16, 294,655.56 and 122,922.32

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Solution

The fourth proportional to 213,586.16, 294,655.56 and 122,922.32 is: 169,579.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,586.16 : 294,655.56 = 122,922.32 : x
  2. Step 2: Convert to fraction form
    213,586.16/294,655.56 = 122,922.32/x
  3. Step 3: Cross multiply
    213,586.16x = 294,655.56 × 122,922.32
  4. Step 4: Simplify right side
    213,586.16x = 36,219,745,036.10
  5. Step 5: Solve for x
    x = 36,219,745,036.10/213,586.16
  6. Step 6: Final answer
    x = 169,579.08

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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.