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Finding the Fourth Proportional to 30,263.53, 41,764.71 and 16,652.16

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Solution

The fourth proportional to 30,263.53, 41,764.71 and 16,652.16 is: 22,980.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,263.53 : 41,764.71 = 16,652.16 : x
  2. Step 2: Convert to fraction form
    30,263.53/41,764.71 = 16,652.16/x
  3. Step 3: Cross multiply
    30,263.53x = 41,764.71 × 16,652.16
  4. Step 4: Simplify right side
    30,263.53x = 695,472,424.45
  5. Step 5: Solve for x
    x = 695,472,424.45/30,263.53
  6. Step 6: Final answer
    x = 22,980.55

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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.