Home / 183,565.61-252,848.55-129,758.12

Finding the Fourth Proportional to 183,565.61, 252,848.55 and 129,758.12

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Solution

The fourth proportional to 183,565.61, 252,848.55 and 129,758.12 is: 178,732.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,565.61 : 252,848.55 = 129,758.12 : x
  2. Step 2: Convert to fraction form
    183,565.61/252,848.55 = 129,758.12/x
  3. Step 3: Cross multiply
    183,565.61x = 252,848.55 × 129,758.12
  4. Step 4: Simplify right side
    183,565.61x = 32,809,152,663.26
  5. Step 5: Solve for x
    x = 32,809,152,663.26/183,565.61
  6. Step 6: Final answer
    x = 178,732.57

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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.