Home / 35,411.05-53,116.58-19,664.65

Finding the Fourth Proportional to 35,411.05, 53,116.58 and 19,664.65

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Solution

The fourth proportional to 35,411.05, 53,116.58 and 19,664.65 is: 29,496.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,411.05 : 53,116.58 = 19,664.65 : x
  2. Step 2: Convert to fraction form
    35,411.05/53,116.58 = 19,664.65/x
  3. Step 3: Cross multiply
    35,411.05x = 53,116.58 × 19,664.65
  4. Step 4: Simplify right side
    35,411.05x = 1,044,518,856.57
  5. Step 5: Solve for x
    x = 1,044,518,856.57/35,411.05
  6. Step 6: Final answer
    x = 29,496.98

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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.