Home / 106,959.04-160,386.62-53,628.10

Finding the Fourth Proportional to 106,959.04, 160,386.62 and 53,628.10

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Solution

The fourth proportional to 106,959.04, 160,386.62 and 53,628.10 is: 80,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,959.04 : 160,386.62 = 53,628.10 : x
  2. Step 2: Convert to fraction form
    106,959.04/160,386.62 = 53,628.10/x
  3. Step 3: Cross multiply
    106,959.04x = 160,386.62 × 53,628.10
  4. Step 4: Simplify right side
    106,959.04x = 8,601,229,026.91
  5. Step 5: Solve for x
    x = 8,601,229,026.91/106,959.04
  6. Step 6: Final answer
    x = 80,416.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.