Home / 55,404.64-83,106.93-13,851.64

Finding the Fourth Proportional to 55,404.64, 83,106.93 and 13,851.64

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Solution

The fourth proportional to 55,404.64, 83,106.93 and 13,851.64 is: 20,777.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,404.64 : 83,106.93 = 13,851.64 : x
  2. Step 2: Convert to fraction form
    55,404.64/83,106.93 = 13,851.64/x
  3. Step 3: Cross multiply
    55,404.64x = 83,106.93 × 13,851.64
  4. Step 4: Simplify right side
    55,404.64x = 1,151,167,275.87
  5. Step 5: Solve for x
    x = 1,151,167,275.87/55,404.64
  6. Step 6: Final answer
    x = 20,777.45

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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.