Home / 106,776.17-147,354.25-58,380.94

Finding the Fourth Proportional to 106,776.17, 147,354.25 and 58,380.94

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Solution

The fourth proportional to 106,776.17, 147,354.25 and 58,380.94 is: 80,567.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,776.17 : 147,354.25 = 58,380.94 : x
  2. Step 2: Convert to fraction form
    106,776.17/147,354.25 = 58,380.94/x
  3. Step 3: Cross multiply
    106,776.17x = 147,354.25 × 58,380.94
  4. Step 4: Simplify right side
    106,776.17x = 8,602,679,650.58
  5. Step 5: Solve for x
    x = 8,602,679,650.58/106,776.17
  6. Step 6: Final answer
    x = 80,567.41

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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.