Home / 236,535.30-354,849.70-86,776.96

Finding the Fourth Proportional to 236,535.30, 354,849.70 and 86,776.96

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Solution

The fourth proportional to 236,535.30, 354,849.70 and 86,776.96 is: 130,182.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,535.30 : 354,849.70 = 86,776.96 : x
  2. Step 2: Convert to fraction form
    236,535.30/354,849.70 = 86,776.96/x
  3. Step 3: Cross multiply
    236,535.30x = 354,849.70 × 86,776.96
  4. Step 4: Simplify right side
    236,535.30x = 30,792,778,222.91
  5. Step 5: Solve for x
    x = 30,792,778,222.91/236,535.30
  6. Step 6: Final answer
    x = 130,182.59

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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.