Home / 147,516.80-221,124-58,650.08

Finding the Fourth Proportional to 147,516.80, 221,124 and 58,650.08

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Solution

The fourth proportional to 147,516.80, 221,124 and 58,650.08 is: 87,915.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,516.80 : 221,124 = 58,650.08 : x
  2. Step 2: Convert to fraction form
    147,516.80/221,124 = 58,650.08/x
  3. Step 3: Cross multiply
    147,516.80x = 221,124 × 58,650.08
  4. Step 4: Simplify right side
    147,516.80x = 12,968,940,289.92
  5. Step 5: Solve for x
    x = 12,968,940,289.92/147,516.80
  6. Step 6: Final answer
    x = 87,915.01

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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.