Home / 213,548.08-294,673.80-118,039.36

Finding the Fourth Proportional to 213,548.08, 294,673.80 and 118,039.36

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Solution

The fourth proportional to 213,548.08, 294,673.80 and 118,039.36 is: 162,881.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,548.08 : 294,673.80 = 118,039.36 : x
  2. Step 2: Convert to fraction form
    213,548.08/294,673.80 = 118,039.36/x
  3. Step 3: Cross multiply
    213,548.08x = 294,673.80 × 118,039.36
  4. Step 4: Simplify right side
    213,548.08x = 34,783,106,760.77
  5. Step 5: Solve for x
    x = 34,783,106,760.77/213,548.08
  6. Step 6: Final answer
    x = 162,881.85

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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.