Home / 55,762.40-83,644.08-14,209.36

Finding the Fourth Proportional to 55,762.40, 83,644.08 and 14,209.36

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Solution

The fourth proportional to 55,762.40, 83,644.08 and 14,209.36 is: 21,314.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,762.40 : 83,644.08 = 14,209.36 : x
  2. Step 2: Convert to fraction form
    55,762.40/83,644.08 = 14,209.36/x
  3. Step 3: Cross multiply
    55,762.40x = 83,644.08 × 14,209.36
  4. Step 4: Simplify right side
    55,762.40x = 1,188,528,844.59
  5. Step 5: Solve for x
    x = 1,188,528,844.59/55,762.40
  6. Step 6: Final answer
    x = 21,314.16

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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.