Home / 65,929.85-98,897.51-19,182.73

Finding the Fourth Proportional to 65,929.85, 98,897.51 and 19,182.73

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Solution

The fourth proportional to 65,929.85, 98,897.51 and 19,182.73 is: 28,774.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,929.85 : 98,897.51 = 19,182.73 : x
  2. Step 2: Convert to fraction form
    65,929.85/98,897.51 = 19,182.73/x
  3. Step 3: Cross multiply
    65,929.85x = 98,897.51 × 19,182.73
  4. Step 4: Simplify right side
    65,929.85x = 1,897,123,960.78
  5. Step 5: Solve for x
    x = 1,897,123,960.78/65,929.85
  6. Step 6: Final answer
    x = 28,774.89

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1.5x scale

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.