Home / 48,536.64-72,762.40-40,285.12

Finding the Fourth Proportional to 48,536.64, 72,762.40 and 40,285.12

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Solution

The fourth proportional to 48,536.64, 72,762.40 and 40,285.12 is: 60,392.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,536.64 : 72,762.40 = 40,285.12 : x
  2. Step 2: Convert to fraction form
    48,536.64/72,762.40 = 40,285.12/x
  3. Step 3: Cross multiply
    48,536.64x = 72,762.40 × 40,285.12
  4. Step 4: Simplify right side
    48,536.64x = 2,931,242,015.49
  5. Step 5: Solve for x
    x = 2,931,242,015.49/48,536.64
  6. Step 6: Final answer
    x = 60,392.36

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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.