Home / 186,234.19-257,004.09-101,351.25

Finding the Fourth Proportional to 186,234.19, 257,004.09 and 101,351.25

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Solution

The fourth proportional to 186,234.19, 257,004.09 and 101,351.25 is: 139,865.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,234.19 : 257,004.09 = 101,351.25 : x
  2. Step 2: Convert to fraction form
    186,234.19/257,004.09 = 101,351.25/x
  3. Step 3: Cross multiply
    186,234.19x = 257,004.09 × 101,351.25
  4. Step 4: Simplify right side
    186,234.19x = 26,047,685,776.61
  5. Step 5: Solve for x
    x = 26,047,685,776.61/186,234.19
  6. Step 6: Final answer
    x = 139,865.22

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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.