Home / 76,005.53-104,887.47-42,471.53

Finding the Fourth Proportional to 76,005.53, 104,887.47 and 42,471.53

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Solution

The fourth proportional to 76,005.53, 104,887.47 and 42,471.53 is: 58,610.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,005.53 : 104,887.47 = 42,471.53 : x
  2. Step 2: Convert to fraction form
    76,005.53/104,887.47 = 42,471.53/x
  3. Step 3: Cross multiply
    76,005.53x = 104,887.47 × 42,471.53
  4. Step 4: Simplify right side
    76,005.53x = 4,454,731,116.37
  5. Step 5: Solve for x
    x = 4,454,731,116.37/76,005.53
  6. Step 6: Final answer
    x = 58,610.62

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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.