Home / 93,558.20-129,108.80-51,115.82

Finding the Fourth Proportional to 93,558.20, 129,108.80 and 51,115.82

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Solution

The fourth proportional to 93,558.20, 129,108.80 and 51,115.82 is: 70,539.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,558.20 : 129,108.80 = 51,115.82 : x
  2. Step 2: Convert to fraction form
    93,558.20/129,108.80 = 51,115.82/x
  3. Step 3: Cross multiply
    93,558.20x = 129,108.80 × 51,115.82
  4. Step 4: Simplify right side
    93,558.20x = 6,599,501,663.46
  5. Step 5: Solve for x
    x = 6,599,501,663.46/93,558.20
  6. Step 6: Final answer
    x = 70,539.00

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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.