Home / 47,095.79-65,009.24-31,185.36

Finding the Fourth Proportional to 47,095.79, 65,009.24 and 31,185.36

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Solution

The fourth proportional to 47,095.79, 65,009.24 and 31,185.36 is: 43,047.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,095.79 : 65,009.24 = 31,185.36 : x
  2. Step 2: Convert to fraction form
    47,095.79/65,009.24 = 31,185.36/x
  3. Step 3: Cross multiply
    47,095.79x = 65,009.24 × 31,185.36
  4. Step 4: Simplify right side
    47,095.79x = 2,027,336,552.73
  5. Step 5: Solve for x
    x = 2,027,336,552.73/47,095.79
  6. Step 6: Final answer
    x = 43,047.09

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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.