Home / 148,857.86-223,323.15-74,013.23

Finding the Fourth Proportional to 148,857.86, 223,323.15 and 74,013.23

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Solution

The fourth proportional to 148,857.86, 223,323.15 and 74,013.23 is: 111,037.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,857.86 : 223,323.15 = 74,013.23 : x
  2. Step 2: Convert to fraction form
    148,857.86/223,323.15 = 74,013.23/x
  3. Step 3: Cross multiply
    148,857.86x = 223,323.15 × 74,013.23
  4. Step 4: Simplify right side
    148,857.86x = 16,528,867,665.27
  5. Step 5: Solve for x
    x = 16,528,867,665.27/148,857.86
  6. Step 6: Final answer
    x = 111,037.92

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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.