Home / 51,022.76-70,400.48-29,792.40

Finding the Fourth Proportional to 51,022.76, 70,400.48 and 29,792.40

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Solution

The fourth proportional to 51,022.76, 70,400.48 and 29,792.40 is: 41,107.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,022.76 : 70,400.48 = 29,792.40 : x
  2. Step 2: Convert to fraction form
    51,022.76/70,400.48 = 29,792.40/x
  3. Step 3: Cross multiply
    51,022.76x = 70,400.48 × 29,792.40
  4. Step 4: Simplify right side
    51,022.76x = 2,097,399,260.35
  5. Step 5: Solve for x
    x = 2,097,399,260.35/51,022.76
  6. Step 6: Final answer
    x = 41,107.13

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1.5x scale

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.