Home / 186,569.28-257,262.33-126,034.87

Finding the Fourth Proportional to 186,569.28, 257,262.33 and 126,034.87

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Solution

The fourth proportional to 186,569.28, 257,262.33 and 126,034.87 is: 173,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,569.28 : 257,262.33 = 126,034.87 : x
  2. Step 2: Convert to fraction form
    186,569.28/257,262.33 = 126,034.87/x
  3. Step 3: Cross multiply
    186,569.28x = 257,262.33 × 126,034.87
  4. Step 4: Simplify right side
    186,569.28x = 32,424,024,317.45
  5. Step 5: Solve for x
    x = 32,424,024,317.45/186,569.28
  6. Step 6: Final answer
    x = 173,790.80

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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.