Home / 186,340.60-257,147.46-101,457.66

Finding the Fourth Proportional to 186,340.60, 257,147.46 and 101,457.66

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Solution

The fourth proportional to 186,340.60, 257,147.46 and 101,457.66 is: 140,010.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,340.60 : 257,147.46 = 101,457.66 : x
  2. Step 2: Convert to fraction form
    186,340.60/257,147.46 = 101,457.66/x
  3. Step 3: Cross multiply
    186,340.60x = 257,147.46 × 101,457.66
  4. Step 4: Simplify right side
    186,340.60x = 26,089,580,530.85
  5. Step 5: Solve for x
    x = 26,089,580,530.85/186,340.60
  6. Step 6: Final answer
    x = 140,010.18

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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.