Home / 92,835.90-128,113.44-52,548.96

Finding the Fourth Proportional to 92,835.90, 128,113.44 and 52,548.96

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Solution

The fourth proportional to 92,835.90, 128,113.44 and 52,548.96 is: 72,517.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,835.90 : 128,113.44 = 52,548.96 : x
  2. Step 2: Convert to fraction form
    92,835.90/128,113.44 = 52,548.96/x
  3. Step 3: Cross multiply
    92,835.90x = 128,113.44 × 52,548.96
  4. Step 4: Simplify right side
    92,835.90x = 6,732,228,034.02
  5. Step 5: Solve for x
    x = 6,732,228,034.02/92,835.90
  6. Step 6: Final answer
    x = 72,517.51

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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.