Home / 151,990.16-227,989.86-52,148.94

Finding the Fourth Proportional to 151,990.16, 227,989.86 and 52,148.94

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Solution

The fourth proportional to 151,990.16, 227,989.86 and 52,148.94 is: 78,225.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,990.16 : 227,989.86 = 52,148.94 : x
  2. Step 2: Convert to fraction form
    151,990.16/227,989.86 = 52,148.94/x
  3. Step 3: Cross multiply
    151,990.16x = 227,989.86 × 52,148.94
  4. Step 4: Simplify right side
    151,990.16x = 11,889,429,529.75
  5. Step 5: Solve for x
    x = 11,889,429,529.75/151,990.16
  6. Step 6: Final answer
    x = 78,225.00

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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.