Home / 49,404.90-74,116.95-14,345.70

Finding the Fourth Proportional to 49,404.90, 74,116.95 and 14,345.70

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Solution

The fourth proportional to 49,404.90, 74,116.95 and 14,345.70 is: 21,521.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,404.90 : 74,116.95 = 14,345.70 : x
  2. Step 2: Convert to fraction form
    49,404.90/74,116.95 = 14,345.70/x
  3. Step 3: Cross multiply
    49,404.90x = 74,116.95 × 14,345.70
  4. Step 4: Simplify right side
    49,404.90x = 1,063,259,529.62
  5. Step 5: Solve for x
    x = 1,063,259,529.62/49,404.90
  6. Step 6: Final answer
    x = 21,521.34

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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.