Home / 123,292.93-170,153.23-69,582.64

Finding the Fourth Proportional to 123,292.93, 170,153.23 and 69,582.64

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Solution

The fourth proportional to 123,292.93, 170,153.23 and 69,582.64 is: 96,029.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,292.93 : 170,153.23 = 69,582.64 : x
  2. Step 2: Convert to fraction form
    123,292.93/170,153.23 = 69,582.64/x
  3. Step 3: Cross multiply
    123,292.93x = 170,153.23 × 69,582.64
  4. Step 4: Simplify right side
    123,292.93x = 11,839,710,097.16
  5. Step 5: Solve for x
    x = 11,839,710,097.16/123,292.93
  6. Step 6: Final answer
    x = 96,029.11

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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.