Home / 109,597.77-151,244.96-61,861.23

Finding the Fourth Proportional to 109,597.77, 151,244.96 and 61,861.23

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Solution

The fourth proportional to 109,597.77, 151,244.96 and 61,861.23 is: 85,368.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,597.77 : 151,244.96 = 61,861.23 : x
  2. Step 2: Convert to fraction form
    109,597.77/151,244.96 = 61,861.23/x
  3. Step 3: Cross multiply
    109,597.77x = 151,244.96 × 61,861.23
  4. Step 4: Simplify right side
    109,597.77x = 9,356,198,947.59
  5. Step 5: Solve for x
    x = 9,356,198,947.59/109,597.77
  6. Step 6: Final answer
    x = 85,368.52

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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.