Home / 106,484.24-159,320.28-64,208.72

Finding the Fourth Proportional to 106,484.24, 159,320.28 and 64,208.72

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Solution

The fourth proportional to 106,484.24, 159,320.28 and 64,208.72 is: 96,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,484.24 : 159,320.28 = 64,208.72 : x
  2. Step 2: Convert to fraction form
    106,484.24/159,320.28 = 64,208.72/x
  3. Step 3: Cross multiply
    106,484.24x = 159,320.28 × 64,208.72
  4. Step 4: Simplify right side
    106,484.24x = 10,229,751,248.84
  5. Step 5: Solve for x
    x = 10,229,751,248.84/106,484.24
  6. Step 6: Final answer
    x = 96,068.22

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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.