Home / 213,050.91-294,000.42-122,343.06

Finding the Fourth Proportional to 213,050.91, 294,000.42 and 122,343.06

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Solution

The fourth proportional to 213,050.91, 294,000.42 and 122,343.06 is: 168,827.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,050.91 : 294,000.42 = 122,343.06 : x
  2. Step 2: Convert to fraction form
    213,050.91/294,000.42 = 122,343.06/x
  3. Step 3: Cross multiply
    213,050.91x = 294,000.42 × 122,343.06
  4. Step 4: Simplify right side
    213,050.91x = 35,968,911,024.09
  5. Step 5: Solve for x
    x = 35,968,911,024.09/213,050.91
  6. Step 6: Final answer
    x = 168,827.77

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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.