Home / 95,030.40-131,139.90-52,009.68

Finding the Fourth Proportional to 95,030.40, 131,139.90 and 52,009.68

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Solution

The fourth proportional to 95,030.40, 131,139.90 and 52,009.68 is: 71,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,030.40 : 131,139.90 = 52,009.68 : x
  2. Step 2: Convert to fraction form
    95,030.40/131,139.90 = 52,009.68/x
  3. Step 3: Cross multiply
    95,030.40x = 131,139.90 × 52,009.68
  4. Step 4: Simplify right side
    95,030.40x = 6,820,544,234.23
  5. Step 5: Solve for x
    x = 6,820,544,234.23/95,030.40
  6. Step 6: Final answer
    x = 71,772.24

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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.