Home / 114,681.42-158,115.24-82,014.93

Finding the Fourth Proportional to 114,681.42, 158,115.24 and 82,014.93

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Solution

The fourth proportional to 114,681.42, 158,115.24 and 82,014.93 is: 113,076.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,681.42 : 158,115.24 = 82,014.93 : x
  2. Step 2: Convert to fraction form
    114,681.42/158,115.24 = 82,014.93/x
  3. Step 3: Cross multiply
    114,681.42x = 158,115.24 × 82,014.93
  4. Step 4: Simplify right side
    114,681.42x = 12,967,810,340.53
  5. Step 5: Solve for x
    x = 12,967,810,340.53/114,681.42
  6. Step 6: Final answer
    x = 113,076.82

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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.