Home / 96,152.64-131,984.40-85,305.12

Finding the Fourth Proportional to 96,152.64, 131,984.40 and 85,305.12

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Solution

The fourth proportional to 96,152.64, 131,984.40 and 85,305.12 is: 117,094.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,152.64 : 131,984.40 = 85,305.12 : x
  2. Step 2: Convert to fraction form
    96,152.64/131,984.40 = 85,305.12/x
  3. Step 3: Cross multiply
    96,152.64x = 131,984.40 × 85,305.12
  4. Step 4: Simplify right side
    96,152.64x = 11,258,945,080.13
  5. Step 5: Solve for x
    x = 11,258,945,080.13/96,152.64
  6. Step 6: Final answer
    x = 117,094.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.