Home / 50,980.16-70,347.43-29,771.71

Finding the Fourth Proportional to 50,980.16, 70,347.43 and 29,771.71

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Solution

The fourth proportional to 50,980.16, 70,347.43 and 29,771.71 is: 41,081.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,980.16 : 70,347.43 = 29,771.71 : x
  2. Step 2: Convert to fraction form
    50,980.16/70,347.43 = 29,771.71/x
  3. Step 3: Cross multiply
    50,980.16x = 70,347.43 × 29,771.71
  4. Step 4: Simplify right side
    50,980.16x = 2,094,363,285.21
  5. Step 5: Solve for x
    x = 2,094,363,285.21/50,980.16
  6. Step 6: Final answer
    x = 41,081.93

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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.