Home / 106,783.01-147,363.63-59,039.44

Finding the Fourth Proportional to 106,783.01, 147,363.63 and 59,039.44

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Solution

The fourth proportional to 106,783.01, 147,363.63 and 59,039.44 is: 81,476.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,783.01 : 147,363.63 = 59,039.44 : x
  2. Step 2: Convert to fraction form
    106,783.01/147,363.63 = 59,039.44/x
  3. Step 3: Cross multiply
    106,783.01x = 147,363.63 × 59,039.44
  4. Step 4: Simplify right side
    106,783.01x = 8,700,266,191.57
  5. Step 5: Solve for x
    x = 8,700,266,191.57/106,783.01
  6. Step 6: Final answer
    x = 81,476.13

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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.