Home / 163,927.55-245,869.78-51,608.35

Finding the Fourth Proportional to 163,927.55, 245,869.78 and 51,608.35

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Solution

The fourth proportional to 163,927.55, 245,869.78 and 51,608.35 is: 77,405.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,927.55 : 245,869.78 = 51,608.35 : x
  2. Step 2: Convert to fraction form
    163,927.55/245,869.78 = 51,608.35/x
  3. Step 3: Cross multiply
    163,927.55x = 245,869.78 × 51,608.35
  4. Step 4: Simplify right side
    163,927.55x = 12,688,933,660.66
  5. Step 5: Solve for x
    x = 12,688,933,660.66/163,927.55
  6. Step 6: Final answer
    x = 77,405.74

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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.