Home / 50,726.90-70,025.54-30,316.16

Finding the Fourth Proportional to 50,726.90, 70,025.54 and 30,316.16

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Solution

The fourth proportional to 50,726.90, 70,025.54 and 30,316.16 is: 41,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,726.90 : 70,025.54 = 30,316.16 : x
  2. Step 2: Convert to fraction form
    50,726.90/70,025.54 = 30,316.16/x
  3. Step 3: Cross multiply
    50,726.90x = 70,025.54 × 30,316.16
  4. Step 4: Simplify right side
    50,726.90x = 2,122,905,474.73
  5. Step 5: Solve for x
    x = 2,122,905,474.73/50,726.90
  6. Step 6: Final answer
    x = 41,849.70

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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.