Home / 86,544.40-119,433.06-48,818.64

Finding the Fourth Proportional to 86,544.40, 119,433.06 and 48,818.64

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Solution

The fourth proportional to 86,544.40, 119,433.06 and 48,818.64 is: 67,370.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,544.40 : 119,433.06 = 48,818.64 : x
  2. Step 2: Convert to fraction form
    86,544.40/119,433.06 = 48,818.64/x
  3. Step 3: Cross multiply
    86,544.40x = 119,433.06 × 48,818.64
  4. Step 4: Simplify right side
    86,544.40x = 5,830,559,560.24
  5. Step 5: Solve for x
    x = 5,830,559,560.24/86,544.40
  6. Step 6: Final answer
    x = 67,370.73

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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.