Home / 50,767.96-70,058.28-28,106.20

Finding the Fourth Proportional to 50,767.96, 70,058.28 and 28,106.20

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Solution

The fourth proportional to 50,767.96, 70,058.28 and 28,106.20 is: 38,785.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,767.96 : 70,058.28 = 28,106.20 : x
  2. Step 2: Convert to fraction form
    50,767.96/70,058.28 = 28,106.20/x
  3. Step 3: Cross multiply
    50,767.96x = 70,058.28 × 28,106.20
  4. Step 4: Simplify right side
    50,767.96x = 1,969,072,029.34
  5. Step 5: Solve for x
    x = 1,969,072,029.34/50,767.96
  6. Step 6: Final answer
    x = 38,785.72

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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.