Home / 55,007.04-75,911.28-29,858.16

Finding the Fourth Proportional to 55,007.04, 75,911.28 and 29,858.16

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Solution

The fourth proportional to 55,007.04, 75,911.28 and 29,858.16 is: 41,205.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,007.04 : 75,911.28 = 29,858.16 : x
  2. Step 2: Convert to fraction form
    55,007.04/75,911.28 = 29,858.16/x
  3. Step 3: Cross multiply
    55,007.04x = 75,911.28 × 29,858.16
  4. Step 4: Simplify right side
    55,007.04x = 2,266,571,144.04
  5. Step 5: Solve for x
    x = 2,266,571,144.04/55,007.04
  6. Step 6: Final answer
    x = 41,205.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.