Home / 55,829.40-83,752.28-16,381.32

Finding the Fourth Proportional to 55,829.40, 83,752.28 and 16,381.32

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Solution

The fourth proportional to 55,829.40, 83,752.28 and 16,381.32 is: 24,574.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,829.40 : 83,752.28 = 16,381.32 : x
  2. Step 2: Convert to fraction form
    55,829.40/83,752.28 = 16,381.32/x
  3. Step 3: Cross multiply
    55,829.40x = 83,752.28 × 16,381.32
  4. Step 4: Simplify right side
    55,829.40x = 1,371,972,899.41
  5. Step 5: Solve for x
    x = 1,371,972,899.41/55,829.40
  6. Step 6: Final answer
    x = 24,574.38

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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.