Home / 55,833.07-83,731.61-18,384.23

Finding the Fourth Proportional to 55,833.07, 83,731.61 and 18,384.23

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Solution

The fourth proportional to 55,833.07, 83,731.61 and 18,384.23 is: 27,570.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,833.07 : 83,731.61 = 18,384.23 : x
  2. Step 2: Convert to fraction form
    55,833.07/83,731.61 = 18,384.23/x
  3. Step 3: Cross multiply
    55,833.07x = 83,731.61 × 18,384.23
  4. Step 4: Simplify right side
    55,833.07x = 1,539,341,176.51
  5. Step 5: Solve for x
    x = 1,539,341,176.51/55,833.07
  6. Step 6: Final answer
    x = 27,570.42

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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.