Home / 106,385.55-146,810.23-58,643.34

Finding the Fourth Proportional to 106,385.55, 146,810.23 and 58,643.34

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Solution

The fourth proportional to 106,385.55, 146,810.23 and 58,643.34 is: 80,926.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,385.55 : 146,810.23 = 58,643.34 : x
  2. Step 2: Convert to fraction form
    106,385.55/146,810.23 = 58,643.34/x
  3. Step 3: Cross multiply
    106,385.55x = 146,810.23 × 58,643.34
  4. Step 4: Simplify right side
    106,385.55x = 8,609,442,233.37
  5. Step 5: Solve for x
    x = 8,609,442,233.37/106,385.55
  6. Step 6: Final answer
    x = 80,926.80

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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.