Home / 186,572.40-279,857.28-53,452.80

Finding the Fourth Proportional to 186,572.40, 279,857.28 and 53,452.80

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Solution

The fourth proportional to 186,572.40, 279,857.28 and 53,452.80 is: 80,178.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,572.40 : 279,857.28 = 53,452.80 : x
  2. Step 2: Convert to fraction form
    186,572.40/279,857.28 = 53,452.80/x
  3. Step 3: Cross multiply
    186,572.40x = 279,857.28 × 53,452.80
  4. Step 4: Simplify right side
    186,572.40x = 14,959,155,216.38
  5. Step 5: Solve for x
    x = 14,959,155,216.38/186,572.40
  6. Step 6: Final answer
    x = 80,178.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.