Home / 163,664.81-245,497.22-51,362.36

Finding the Fourth Proportional to 163,664.81, 245,497.22 and 51,362.36

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Solution

The fourth proportional to 163,664.81, 245,497.22 and 51,362.36 is: 77,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,664.81 : 245,497.22 = 51,362.36 : x
  2. Step 2: Convert to fraction form
    163,664.81/245,497.22 = 51,362.36/x
  3. Step 3: Cross multiply
    163,664.81x = 245,497.22 × 51,362.36
  4. Step 4: Simplify right side
    163,664.81x = 12,609,316,335.83
  5. Step 5: Solve for x
    x = 12,609,316,335.83/163,664.81
  6. Step 6: Final answer
    x = 77,043.54

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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.