Home / 55,913.64-83,873.28-18,477.06

Finding the Fourth Proportional to 55,913.64, 83,873.28 and 18,477.06

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Solution

The fourth proportional to 55,913.64, 83,873.28 and 18,477.06 is: 27,716.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,913.64 : 83,873.28 = 18,477.06 : x
  2. Step 2: Convert to fraction form
    55,913.64/83,873.28 = 18,477.06/x
  3. Step 3: Cross multiply
    55,913.64x = 83,873.28 × 18,477.06
  4. Step 4: Simplify right side
    55,913.64x = 1,549,731,626.96
  5. Step 5: Solve for x
    x = 1,549,731,626.96/55,913.64
  6. Step 6: Final answer
    x = 27,716.52

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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.