Home / 92,135.96-127,150.08-51,851.16

Finding the Fourth Proportional to 92,135.96, 127,150.08 and 51,851.16

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Solution

The fourth proportional to 92,135.96, 127,150.08 and 51,851.16 is: 71,555.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,135.96 : 127,150.08 = 51,851.16 : x
  2. Step 2: Convert to fraction form
    92,135.96/127,150.08 = 51,851.16/x
  3. Step 3: Cross multiply
    92,135.96x = 127,150.08 × 51,851.16
  4. Step 4: Simplify right side
    92,135.96x = 6,592,879,142.09
  5. Step 5: Solve for x
    x = 6,592,879,142.09/92,135.96
  6. Step 6: Final answer
    x = 71,555.98

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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.