Home / 187,628.69-258,927.24-101,587.65

Finding the Fourth Proportional to 187,628.69, 258,927.24 and 101,587.65

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Solution

The fourth proportional to 187,628.69, 258,927.24 and 101,587.65 is: 140,190.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,628.69 : 258,927.24 = 101,587.65 : x
  2. Step 2: Convert to fraction form
    187,628.69/258,927.24 = 101,587.65/x
  3. Step 3: Cross multiply
    187,628.69x = 258,927.24 × 101,587.65
  4. Step 4: Simplify right side
    187,628.69x = 26,303,809,832.59
  5. Step 5: Solve for x
    x = 26,303,809,832.59/187,628.69
  6. Step 6: Final answer
    x = 140,190.77

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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.