Home / 163,929.36-245,872.50-51,610.16

Finding the Fourth Proportional to 163,929.36, 245,872.50 and 51,610.16

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Solution

The fourth proportional to 163,929.36, 245,872.50 and 51,610.16 is: 77,408.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,929.36 : 245,872.50 = 51,610.16 : x
  2. Step 2: Convert to fraction form
    163,929.36/245,872.50 = 51,610.16/x
  3. Step 3: Cross multiply
    163,929.36x = 245,872.50 × 51,610.16
  4. Step 4: Simplify right side
    163,929.36x = 12,689,519,776.05
  5. Step 5: Solve for x
    x = 12,689,519,776.05/163,929.36
  6. Step 6: Final answer
    x = 77,408.46

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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.