Home / 76,229.04-105,199.28-44,392.80

Finding the Fourth Proportional to 76,229.04, 105,199.28 and 44,392.80

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Solution

The fourth proportional to 76,229.04, 105,199.28 and 44,392.80 is: 61,263.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,229.04 : 105,199.28 = 44,392.80 : x
  2. Step 2: Convert to fraction form
    76,229.04/105,199.28 = 44,392.80/x
  3. Step 3: Cross multiply
    76,229.04x = 105,199.28 × 44,392.80
  4. Step 4: Simplify right side
    76,229.04x = 4,670,090,597.18
  5. Step 5: Solve for x
    x = 4,670,090,597.18/76,229.04
  6. Step 6: Final answer
    x = 61,263.93

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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.