Home / 76,999.04-106,251.17-43,004.82

Finding the Fourth Proportional to 76,999.04, 106,251.17 and 43,004.82

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Solution

The fourth proportional to 76,999.04, 106,251.17 and 43,004.82 is: 59,342.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,999.04 : 106,251.17 = 43,004.82 : x
  2. Step 2: Convert to fraction form
    76,999.04/106,251.17 = 43,004.82/x
  3. Step 3: Cross multiply
    76,999.04x = 106,251.17 × 43,004.82
  4. Step 4: Simplify right side
    76,999.04x = 4,569,312,225.62
  5. Step 5: Solve for x
    x = 4,569,312,225.62/76,999.04
  6. Step 6: Final answer
    x = 59,342.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.