Home / 114,428.16-171,658.62-43,331.64

Finding the Fourth Proportional to 114,428.16, 171,658.62 and 43,331.64

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Solution

The fourth proportional to 114,428.16, 171,658.62 and 43,331.64 is: 65,003.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,428.16 : 171,658.62 = 43,331.64 : x
  2. Step 2: Convert to fraction form
    114,428.16/171,658.62 = 43,331.64/x
  3. Step 3: Cross multiply
    114,428.16x = 171,658.62 × 43,331.64
  4. Step 4: Simplify right side
    114,428.16x = 7,438,249,524.74
  5. Step 5: Solve for x
    x = 7,438,249,524.74/114,428.16
  6. Step 6: Final answer
    x = 65,003.66

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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.