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Finding the Fourth Proportional to 62,064.63, 85,655.49 and 36,579.20

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Solution

The fourth proportional to 62,064.63, 85,655.49 and 36,579.20 is: 50,483.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,064.63 : 85,655.49 = 36,579.20 : x
  2. Step 2: Convert to fraction form
    62,064.63/85,655.49 = 36,579.20/x
  3. Step 3: Cross multiply
    62,064.63x = 85,655.49 × 36,579.20
  4. Step 4: Simplify right side
    62,064.63x = 3,133,209,299.81
  5. Step 5: Solve for x
    x = 3,133,209,299.81/62,064.63
  6. Step 6: Final answer
    x = 50,483.01

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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.