Home / 55,263.60-82,895.40-13,710.60

Finding the Fourth Proportional to 55,263.60, 82,895.40 and 13,710.60

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Solution

The fourth proportional to 55,263.60, 82,895.40 and 13,710.60 is: 20,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,263.60 : 82,895.40 = 13,710.60 : x
  2. Step 2: Convert to fraction form
    55,263.60/82,895.40 = 13,710.60/x
  3. Step 3: Cross multiply
    55,263.60x = 82,895.40 × 13,710.60
  4. Step 4: Simplify right side
    55,263.60x = 1,136,545,671.24
  5. Step 5: Solve for x
    x = 1,136,545,671.24/55,263.60
  6. Step 6: Final answer
    x = 20,565.90

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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.