Home / 125,216.46-187,855.50-36,470.80

Finding the Fourth Proportional to 125,216.46, 187,855.50 and 36,470.80

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Solution

The fourth proportional to 125,216.46, 187,855.50 and 36,470.80 is: 54,715.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,216.46 : 187,855.50 = 36,470.80 : x
  2. Step 2: Convert to fraction form
    125,216.46/187,855.50 = 36,470.80/x
  3. Step 3: Cross multiply
    125,216.46x = 187,855.50 × 36,470.80
  4. Step 4: Simplify right side
    125,216.46x = 6,851,240,369.40
  5. Step 5: Solve for x
    x = 6,851,240,369.40/125,216.46
  6. Step 6: Final answer
    x = 54,715.17

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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.