Home / 163,468.68-245,172.27-51,132.06

Finding the Fourth Proportional to 163,468.68, 245,172.27 and 51,132.06

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Solution

The fourth proportional to 163,468.68, 245,172.27 and 51,132.06 is: 76,688.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,468.68 : 245,172.27 = 51,132.06 : x
  2. Step 2: Convert to fraction form
    163,468.68/245,172.27 = 51,132.06/x
  3. Step 3: Cross multiply
    163,468.68x = 245,172.27 × 51,132.06
  4. Step 4: Simplify right side
    163,468.68x = 12,536,163,124.10
  5. Step 5: Solve for x
    x = 12,536,163,124.10/163,468.68
  6. Step 6: Final answer
    x = 76,688.47

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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.