Home / 119,923.79-179,907.62-59,983.65

Finding the Fourth Proportional to 119,923.79, 179,907.62 and 59,983.65

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Solution

The fourth proportional to 119,923.79, 179,907.62 and 59,983.65 is: 89,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,923.79 : 179,907.62 = 59,983.65 : x
  2. Step 2: Convert to fraction form
    119,923.79/179,907.62 = 59,983.65/x
  3. Step 3: Cross multiply
    119,923.79x = 179,907.62 × 59,983.65
  4. Step 4: Simplify right side
    119,923.79x = 10,791,515,410.49
  5. Step 5: Solve for x
    x = 10,791,515,410.49/119,923.79
  6. Step 6: Final answer
    x = 89,986.45

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1.5x scale

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.