Home / 92,520.02-127,678.28-50,078.66

Finding the Fourth Proportional to 92,520.02, 127,678.28 and 50,078.66

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Solution

The fourth proportional to 92,520.02, 127,678.28 and 50,078.66 is: 69,108.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,520.02 : 127,678.28 = 50,078.66 : x
  2. Step 2: Convert to fraction form
    92,520.02/127,678.28 = 50,078.66/x
  3. Step 3: Cross multiply
    92,520.02x = 127,678.28 × 50,078.66
  4. Step 4: Simplify right side
    92,520.02x = 6,393,956,284.72
  5. Step 5: Solve for x
    x = 6,393,956,284.72/92,520.02
  6. Step 6: Final answer
    x = 69,108.89

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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.