Home / 86,907.23-119,931.96-47,163.23

Finding the Fourth Proportional to 86,907.23, 119,931.96 and 47,163.23

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Solution

The fourth proportional to 86,907.23, 119,931.96 and 47,163.23 is: 65,085.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,907.23 : 119,931.96 = 47,163.23 : x
  2. Step 2: Convert to fraction form
    86,907.23/119,931.96 = 47,163.23/x
  3. Step 3: Cross multiply
    86,907.23x = 119,931.96 × 47,163.23
  4. Step 4: Simplify right side
    86,907.23x = 5,656,378,014.17
  5. Step 5: Solve for x
    x = 5,656,378,014.17/86,907.23
  6. Step 6: Final answer
    x = 65,085.24

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1.5x scale

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.