Home / 63,070.50-94,582.64-20,942.94

Finding the Fourth Proportional to 63,070.50, 94,582.64 and 20,942.94

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Solution

The fourth proportional to 63,070.50, 94,582.64 and 20,942.94 is: 31,406.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,070.50 : 94,582.64 = 20,942.94 : x
  2. Step 2: Convert to fraction form
    63,070.50/94,582.64 = 20,942.94/x
  3. Step 3: Cross multiply
    63,070.50x = 94,582.64 × 20,942.94
  4. Step 4: Simplify right side
    63,070.50x = 1,980,838,554.56
  5. Step 5: Solve for x
    x = 1,980,838,554.56/63,070.50
  6. Step 6: Final answer
    x = 31,406.74

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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.