Home / 105,934.04-146,189.84-58,188.45

Finding the Fourth Proportional to 105,934.04, 146,189.84 and 58,188.45

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Solution

The fourth proportional to 105,934.04, 146,189.84 and 58,188.45 is: 80,300.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,934.04 : 146,189.84 = 58,188.45 : x
  2. Step 2: Convert to fraction form
    105,934.04/146,189.84 = 58,188.45/x
  3. Step 3: Cross multiply
    105,934.04x = 146,189.84 × 58,188.45
  4. Step 4: Simplify right side
    105,934.04x = 8,506,560,195.35
  5. Step 5: Solve for x
    x = 8,506,560,195.35/105,934.04
  6. Step 6: Final answer
    x = 80,300.54

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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.