Home / 92,220.85-127,263.04-56,408.23

Finding the Fourth Proportional to 92,220.85, 127,263.04 and 56,408.23

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Solution

The fourth proportional to 92,220.85, 127,263.04 and 56,408.23 is: 77,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,220.85 : 127,263.04 = 56,408.23 : x
  2. Step 2: Convert to fraction form
    92,220.85/127,263.04 = 56,408.23/x
  3. Step 3: Cross multiply
    92,220.85x = 127,263.04 × 56,408.23
  4. Step 4: Simplify right side
    92,220.85x = 7,178,682,830.82
  5. Step 5: Solve for x
    x = 7,178,682,830.82/92,220.85
  6. Step 6: Final answer
    x = 77,842.30

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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.