Home / 219,089.73-302,346.77-123,596.13

Finding the Fourth Proportional to 219,089.73, 302,346.77 and 123,596.13

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Solution

The fourth proportional to 219,089.73, 302,346.77 and 123,596.13 is: 170,564.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,089.73 : 302,346.77 = 123,596.13 : x
  2. Step 2: Convert to fraction form
    219,089.73/302,346.77 = 123,596.13/x
  3. Step 3: Cross multiply
    219,089.73x = 302,346.77 × 123,596.13
  4. Step 4: Simplify right side
    219,089.73x = 37,368,890,072.02
  5. Step 5: Solve for x
    x = 37,368,890,072.02/219,089.73
  6. Step 6: Final answer
    x = 170,564.32

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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.