Home / 92,221.85-127,264.42-56,409.23

Finding the Fourth Proportional to 92,221.85, 127,264.42 and 56,409.23

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Solution

The fourth proportional to 92,221.85, 127,264.42 and 56,409.23 is: 77,843.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,221.85 : 127,264.42 = 56,409.23 : x
  2. Step 2: Convert to fraction form
    92,221.85/127,264.42 = 56,409.23/x
  3. Step 3: Cross multiply
    92,221.85x = 127,264.42 × 56,409.23
  4. Step 4: Simplify right side
    92,221.85x = 7,178,887,938.60
  5. Step 5: Solve for x
    x = 7,178,887,938.60/92,221.85
  6. Step 6: Final answer
    x = 77,843.68

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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.