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Finding the Fourth Proportional to 55,477.53, 83,216.07 and 13,924.53

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Solution

The fourth proportional to 55,477.53, 83,216.07 and 13,924.53 is: 20,886.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,477.53 : 83,216.07 = 13,924.53 : x
  2. Step 2: Convert to fraction form
    55,477.53/83,216.07 = 13,924.53/x
  3. Step 3: Cross multiply
    55,477.53x = 83,216.07 × 13,924.53
  4. Step 4: Simplify right side
    55,477.53x = 1,158,744,663.20
  5. Step 5: Solve for x
    x = 1,158,744,663.20/55,477.53
  6. Step 6: Final answer
    x = 20,886.74

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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.