Home / 79,888.02-119,224.52-71,030.94

Finding the Fourth Proportional to 79,888.02, 119,224.52 and 71,030.94

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Solution

The fourth proportional to 79,888.02, 119,224.52 and 71,030.94 is: 106,006.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,888.02 : 119,224.52 = 71,030.94 : x
  2. Step 2: Convert to fraction form
    79,888.02/119,224.52 = 71,030.94/x
  3. Step 3: Cross multiply
    79,888.02x = 119,224.52 × 71,030.94
  4. Step 4: Simplify right side
    79,888.02x = 8,468,629,371.49
  5. Step 5: Solve for x
    x = 8,468,629,371.49/79,888.02
  6. Step 6: Final answer
    x = 106,006.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.