Home / 106,094.64-146,407.80-57,695.20

Finding the Fourth Proportional to 106,094.64, 146,407.80 and 57,695.20

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Solution

The fourth proportional to 106,094.64, 146,407.80 and 57,695.20 is: 79,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,094.64 : 146,407.80 = 57,695.20 : x
  2. Step 2: Convert to fraction form
    106,094.64/146,407.80 = 57,695.20/x
  3. Step 3: Cross multiply
    106,094.64x = 146,407.80 × 57,695.20
  4. Step 4: Simplify right side
    106,094.64x = 8,447,027,302.56
  5. Step 5: Solve for x
    x = 8,447,027,302.56/106,094.64
  6. Step 6: Final answer
    x = 79,617.85

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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.