Home / 127,573.94-191,353.23-56,475.77

Finding the Fourth Proportional to 127,573.94, 191,353.23 and 56,475.77

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Solution

The fourth proportional to 127,573.94, 191,353.23 and 56,475.77 is: 84,710.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,573.94 : 191,353.23 = 56,475.77 : x
  2. Step 2: Convert to fraction form
    127,573.94/191,353.23 = 56,475.77/x
  3. Step 3: Cross multiply
    127,573.94x = 191,353.23 × 56,475.77
  4. Step 4: Simplify right side
    127,573.94x = 10,806,821,006.24
  5. Step 5: Solve for x
    x = 10,806,821,006.24/127,573.94
  6. Step 6: Final answer
    x = 84,710.26

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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.