Home / 83,225.36-124,779.72-30,628.01

Finding the Fourth Proportional to 83,225.36, 124,779.72 and 30,628.01

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Solution

The fourth proportional to 83,225.36, 124,779.72 and 30,628.01 is: 45,920.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,225.36 : 124,779.72 = 30,628.01 : x
  2. Step 2: Convert to fraction form
    83,225.36/124,779.72 = 30,628.01/x
  3. Step 3: Cross multiply
    83,225.36x = 124,779.72 × 30,628.01
  4. Step 4: Simplify right side
    83,225.36x = 3,821,754,511.96
  5. Step 5: Solve for x
    x = 3,821,754,511.96/83,225.36
  6. Step 6: Final answer
    x = 45,920.55

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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.