Home / 55,884.02-83,818.88-18,434.82

Finding the Fourth Proportional to 55,884.02, 83,818.88 and 18,434.82

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Solution

The fourth proportional to 55,884.02, 83,818.88 and 18,434.82 is: 27,649.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,884.02 : 83,818.88 = 18,434.82 : x
  2. Step 2: Convert to fraction form
    55,884.02/83,818.88 = 18,434.82/x
  3. Step 3: Cross multiply
    55,884.02x = 83,818.88 × 18,434.82
  4. Step 4: Simplify right side
    55,884.02x = 1,545,185,614.27
  5. Step 5: Solve for x
    x = 1,545,185,614.27/55,884.02
  6. Step 6: Final answer
    x = 27,649.87

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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.