Home / 55,013.58-75,918.45-29,863.08

Finding the Fourth Proportional to 55,013.58, 75,918.45 and 29,863.08

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Solution

The fourth proportional to 55,013.58, 75,918.45 and 29,863.08 is: 41,210.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,013.58 : 75,918.45 = 29,863.08 : x
  2. Step 2: Convert to fraction form
    55,013.58/75,918.45 = 29,863.08/x
  3. Step 3: Cross multiply
    55,013.58x = 75,918.45 × 29,863.08
  4. Step 4: Simplify right side
    55,013.58x = 2,267,158,366.23
  5. Step 5: Solve for x
    x = 2,267,158,366.23/55,013.58
  6. Step 6: Final answer
    x = 41,210.89

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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.