Home / 92,514.07-127,671.75-56,723.81

Finding the Fourth Proportional to 92,514.07, 127,671.75 and 56,723.81

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Solution

The fourth proportional to 92,514.07, 127,671.75 and 56,723.81 is: 78,280.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,514.07 : 127,671.75 = 56,723.81 : x
  2. Step 2: Convert to fraction form
    92,514.07/127,671.75 = 56,723.81/x
  3. Step 3: Cross multiply
    92,514.07x = 127,671.75 × 56,723.81
  4. Step 4: Simplify right side
    92,514.07x = 7,242,027,805.75
  5. Step 5: Solve for x
    x = 7,242,027,805.75/92,514.07
  6. Step 6: Final answer
    x = 78,280.29

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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.