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Finding the Fourth Proportional to 186,359.63, 257,177.30 and 101,476.71

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Solution

The fourth proportional to 186,359.63, 257,177.30 and 101,476.71 is: 140,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,359.63 : 257,177.30 = 101,476.71 : x
  2. Step 2: Convert to fraction form
    186,359.63/257,177.30 = 101,476.71/x
  3. Step 3: Cross multiply
    186,359.63x = 257,177.30 × 101,476.71
  4. Step 4: Simplify right side
    186,359.63x = 26,097,505,783.30
  5. Step 5: Solve for x
    x = 26,097,505,783.30/186,359.63
  6. Step 6: Final answer
    x = 140,038.41

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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.