Home / 186,233.10-257,007.06-101,355.54

Finding the Fourth Proportional to 186,233.10, 257,007.06 and 101,355.54

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Solution

The fourth proportional to 186,233.10, 257,007.06 and 101,355.54 is: 139,873.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,233.10 : 257,007.06 = 101,355.54 : x
  2. Step 2: Convert to fraction form
    186,233.10/257,007.06 = 101,355.54/x
  3. Step 3: Cross multiply
    186,233.10x = 257,007.06 × 101,355.54
  4. Step 4: Simplify right side
    186,233.10x = 26,049,089,350.11
  5. Step 5: Solve for x
    x = 26,049,089,350.11/186,233.10
  6. Step 6: Final answer
    x = 139,873.57

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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.