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Finding the Fourth Proportional to 48,952.55, 73,461.63 and 31,434.68

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Solution

The fourth proportional to 48,952.55, 73,461.63 and 31,434.68 is: 47,173.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,952.55 : 73,461.63 = 31,434.68 : x
  2. Step 2: Convert to fraction form
    48,952.55/73,461.63 = 31,434.68/x
  3. Step 3: Cross multiply
    48,952.55x = 73,461.63 × 31,434.68
  4. Step 4: Simplify right side
    48,952.55x = 2,309,242,464.02
  5. Step 5: Solve for x
    x = 2,309,242,464.02/48,952.55
  6. Step 6: Final answer
    x = 47,173.08

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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.