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Finding the Fourth Proportional to 186,097.52, 256,807.20 and 101,214.56

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Solution

The fourth proportional to 186,097.52, 256,807.20 and 101,214.56 is: 139,672.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,097.52 : 256,807.20 = 101,214.56 : x
  2. Step 2: Convert to fraction form
    186,097.52/256,807.20 = 101,214.56/x
  3. Step 3: Cross multiply
    186,097.52x = 256,807.20 × 101,214.56
  4. Step 4: Simplify right side
    186,097.52x = 25,992,627,752.83
  5. Step 5: Solve for x
    x = 25,992,627,752.83/186,097.52
  6. Step 6: Final answer
    x = 139,672.08

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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.