Home / 50,686.08-69,943.96-28,023.74

Finding the Fourth Proportional to 50,686.08, 69,943.96 and 28,023.74

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Solution

The fourth proportional to 50,686.08, 69,943.96 and 28,023.74 is: 38,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,686.08 : 69,943.96 = 28,023.74 : x
  2. Step 2: Convert to fraction form
    50,686.08/69,943.96 = 28,023.74/x
  3. Step 3: Cross multiply
    50,686.08x = 69,943.96 × 28,023.74
  4. Step 4: Simplify right side
    50,686.08x = 1,960,091,349.61
  5. Step 5: Solve for x
    x = 1,960,091,349.61/50,686.08
  6. Step 6: Final answer
    x = 38,671.20

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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.