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Finding the Fourth Proportional to 50,962.55, 70,325.93 and 28,303.00

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Solution

The fourth proportional to 50,962.55, 70,325.93 and 28,303.00 is: 39,056.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,962.55 : 70,325.93 = 28,303.00 : x
  2. Step 2: Convert to fraction form
    50,962.55/70,325.93 = 28,303.00/x
  3. Step 3: Cross multiply
    50,962.55x = 70,325.93 × 28,303.00
  4. Step 4: Simplify right side
    50,962.55x = 1,990,434,479.46
  5. Step 5: Solve for x
    x = 1,990,434,479.46/50,962.55
  6. Step 6: Final answer
    x = 39,056.81

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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.