Home / 186,570.67-257,467.62-105,998.34

Finding the Fourth Proportional to 186,570.67, 257,467.62 and 105,998.34

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Solution

The fourth proportional to 186,570.67, 257,467.62 and 105,998.34 is: 146,277.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,570.67 : 257,467.62 = 105,998.34 : x
  2. Step 2: Convert to fraction form
    186,570.67/257,467.62 = 105,998.34/x
  3. Step 3: Cross multiply
    186,570.67x = 257,467.62 × 105,998.34
  4. Step 4: Simplify right side
    186,570.67x = 27,291,140,323.75
  5. Step 5: Solve for x
    x = 27,291,140,323.75/186,570.67
  6. Step 6: Final answer
    x = 146,277.76

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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.