Home / 59,156.41-81,722.21-51,184.80

Finding the Fourth Proportional to 59,156.41, 81,722.21 and 51,184.80

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Solution

The fourth proportional to 59,156.41, 81,722.21 and 51,184.80 is: 70,709.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,156.41 : 81,722.21 = 51,184.80 : x
  2. Step 2: Convert to fraction form
    59,156.41/81,722.21 = 51,184.80/x
  3. Step 3: Cross multiply
    59,156.41x = 81,722.21 × 51,184.80
  4. Step 4: Simplify right side
    59,156.41x = 4,182,934,855.49
  5. Step 5: Solve for x
    x = 4,182,934,855.49/59,156.41
  6. Step 6: Final answer
    x = 70,709.74

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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.