Home / 119,860.20-179,509.98-94,731.60

Finding the Fourth Proportional to 119,860.20, 179,509.98 and 94,731.60

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Solution

The fourth proportional to 119,860.20, 179,509.98 and 94,731.60 is: 141,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,860.20 : 179,509.98 = 94,731.60 : x
  2. Step 2: Convert to fraction form
    119,860.20/179,509.98 = 94,731.60/x
  3. Step 3: Cross multiply
    119,860.20x = 179,509.98 × 94,731.60
  4. Step 4: Simplify right side
    119,860.20x = 17,005,267,621.37
  5. Step 5: Solve for x
    x = 17,005,267,621.37/119,860.20
  6. Step 6: Final answer
    x = 141,875.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.