Home / 105,666.65-158,523.90-60,708.77

Finding the Fourth Proportional to 105,666.65, 158,523.90 and 60,708.77

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Solution

The fourth proportional to 105,666.65, 158,523.90 and 60,708.77 is: 91,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,666.65 : 158,523.90 = 60,708.77 : x
  2. Step 2: Convert to fraction form
    105,666.65/158,523.90 = 60,708.77/x
  3. Step 3: Cross multiply
    105,666.65x = 158,523.90 × 60,708.77
  4. Step 4: Simplify right side
    105,666.65x = 9,623,790,558.79
  5. Step 5: Solve for x
    x = 9,623,790,558.79/105,666.65
  6. Step 6: Final answer
    x = 91,076.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.