Home / 114,257.46-171,421.23-51,130.74

Finding the Fourth Proportional to 114,257.46, 171,421.23 and 51,130.74

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Solution

The fourth proportional to 114,257.46, 171,421.23 and 51,130.74 is: 76,711.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,257.46 : 171,421.23 = 51,130.74 : x
  2. Step 2: Convert to fraction form
    114,257.46/171,421.23 = 51,130.74/x
  3. Step 3: Cross multiply
    114,257.46x = 171,421.23 × 51,130.74
  4. Step 4: Simplify right side
    114,257.46x = 8,764,894,341.61
  5. Step 5: Solve for x
    x = 8,764,894,341.61/114,257.46
  6. Step 6: Final answer
    x = 76,711.79

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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.