Home / 125,627.04-188,468.28-69,548.96

Finding the Fourth Proportional to 125,627.04, 188,468.28 and 69,548.96

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Solution

The fourth proportional to 125,627.04, 188,468.28 and 69,548.96 is: 104,338.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,627.04 : 188,468.28 = 69,548.96 : x
  2. Step 2: Convert to fraction form
    125,627.04/188,468.28 = 69,548.96/x
  3. Step 3: Cross multiply
    125,627.04x = 188,468.28 × 69,548.96
  4. Step 4: Simplify right side
    125,627.04x = 13,107,772,866.99
  5. Step 5: Solve for x
    x = 13,107,772,866.99/125,627.04
  6. Step 6: Final answer
    x = 104,338.79

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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.