Home / 186,359.52-257,169.10-113,883.60

Finding the Fourth Proportional to 186,359.52, 257,169.10 and 113,883.60

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Solution

The fourth proportional to 186,359.52, 257,169.10 and 113,883.60 is: 157,155.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,359.52 : 257,169.10 = 113,883.60 : x
  2. Step 2: Convert to fraction form
    186,359.52/257,169.10 = 113,883.60/x
  3. Step 3: Cross multiply
    186,359.52x = 257,169.10 × 113,883.60
  4. Step 4: Simplify right side
    186,359.52x = 29,287,342,916.76
  5. Step 5: Solve for x
    x = 29,287,342,916.76/186,359.52
  6. Step 6: Final answer
    x = 157,155.07

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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.