Home / 121,569.30-182,267.55-55,041.30

Finding the Fourth Proportional to 121,569.30, 182,267.55 and 55,041.30

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Solution

The fourth proportional to 121,569.30, 182,267.55 and 55,041.30 is: 82,522.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,569.30 : 182,267.55 = 55,041.30 : x
  2. Step 2: Convert to fraction form
    121,569.30/182,267.55 = 55,041.30/x
  3. Step 3: Cross multiply
    121,569.30x = 182,267.55 × 55,041.30
  4. Step 4: Simplify right side
    121,569.30x = 10,032,242,899.82
  5. Step 5: Solve for x
    x = 10,032,242,899.82/121,569.30
  6. Step 6: Final answer
    x = 82,522.83

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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.