Home / 55,015.08-75,918.78-29,864.04

Finding the Fourth Proportional to 55,015.08, 75,918.78 and 29,864.04

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Solution

The fourth proportional to 55,015.08, 75,918.78 and 29,864.04 is: 41,211.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,015.08 : 75,918.78 = 29,864.04 : x
  2. Step 2: Convert to fraction form
    55,015.08/75,918.78 = 29,864.04/x
  3. Step 3: Cross multiply
    55,015.08x = 75,918.78 × 29,864.04
  4. Step 4: Simplify right side
    55,015.08x = 2,267,241,482.67
  5. Step 5: Solve for x
    x = 2,267,241,482.67/55,015.08
  6. Step 6: Final answer
    x = 41,211.27

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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.