Home / 66,762.04-92,033.46-50,818.72

Finding the Fourth Proportional to 66,762.04, 92,033.46 and 50,818.72

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Solution

The fourth proportional to 66,762.04, 92,033.46 and 50,818.72 is: 70,055.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,762.04 : 92,033.46 = 50,818.72 : x
  2. Step 2: Convert to fraction form
    66,762.04/92,033.46 = 50,818.72/x
  3. Step 3: Cross multiply
    66,762.04x = 92,033.46 × 50,818.72
  4. Step 4: Simplify right side
    66,762.04x = 4,677,022,634.37
  5. Step 5: Solve for x
    x = 4,677,022,634.37/66,762.04
  6. Step 6: Final answer
    x = 70,055.12

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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.