Home / 76,174.64-114,285.34-34,090.16

Finding the Fourth Proportional to 76,174.64, 114,285.34 and 34,090.16

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Solution

The fourth proportional to 76,174.64, 114,285.34 and 34,090.16 is: 51,145.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,174.64 : 114,285.34 = 34,090.16 : x
  2. Step 2: Convert to fraction form
    76,174.64/114,285.34 = 34,090.16/x
  3. Step 3: Cross multiply
    76,174.64x = 114,285.34 × 34,090.16
  4. Step 4: Simplify right side
    76,174.64x = 3,896,005,526.25
  5. Step 5: Solve for x
    x = 3,896,005,526.25/76,174.64
  6. Step 6: Final answer
    x = 51,145.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.