Home / 186,245.20-257,010.42-101,362.06

Finding the Fourth Proportional to 186,245.20, 257,010.42 and 101,362.06

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Solution

The fourth proportional to 186,245.20, 257,010.42 and 101,362.06 is: 139,875.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,245.20 : 257,010.42 = 101,362.06 : x
  2. Step 2: Convert to fraction form
    186,245.20/257,010.42 = 101,362.06/x
  3. Step 3: Cross multiply
    186,245.20x = 257,010.42 × 101,362.06
  4. Step 4: Simplify right side
    186,245.20x = 26,051,105,612.67
  5. Step 5: Solve for x
    x = 26,051,105,612.67/186,245.20
  6. Step 6: Final answer
    x = 139,875.31

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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.