Home / 88,330.50-121,898.01-48,586.50

Finding the Fourth Proportional to 88,330.50, 121,898.01 and 48,586.50

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Solution

The fourth proportional to 88,330.50, 121,898.01 and 48,586.50 is: 67,050.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,330.50 : 121,898.01 = 48,586.50 : x
  2. Step 2: Convert to fraction form
    88,330.50/121,898.01 = 48,586.50/x
  3. Step 3: Cross multiply
    88,330.50x = 121,898.01 × 48,586.50
  4. Step 4: Simplify right side
    88,330.50x = 5,922,597,662.87
  5. Step 5: Solve for x
    x = 5,922,597,662.87/88,330.50
  6. Step 6: Final answer
    x = 67,050.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.