Home / 106,530.98-147,008.44-58,783.70

Finding the Fourth Proportional to 106,530.98, 147,008.44 and 58,783.70

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Solution

The fourth proportional to 106,530.98, 147,008.44 and 58,783.70 is: 81,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,530.98 : 147,008.44 = 58,783.70 : x
  2. Step 2: Convert to fraction form
    106,530.98/147,008.44 = 58,783.70/x
  3. Step 3: Cross multiply
    106,530.98x = 147,008.44 × 58,783.70
  4. Step 4: Simplify right side
    106,530.98x = 8,641,700,034.43
  5. Step 5: Solve for x
    x = 8,641,700,034.43/106,530.98
  6. Step 6: Final answer
    x = 81,119.13

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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.