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Finding the Fourth Proportional to 186,054.60, 256,752.42 and 101,170.92

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Solution

The fourth proportional to 186,054.60, 256,752.42 and 101,170.92 is: 139,614.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,054.60 : 256,752.42 = 101,170.92 : x
  2. Step 2: Convert to fraction form
    186,054.60/256,752.42 = 101,170.92/x
  3. Step 3: Cross multiply
    186,054.60x = 256,752.42 × 101,170.92
  4. Step 4: Simplify right side
    186,054.60x = 25,975,878,543.63
  5. Step 5: Solve for x
    x = 25,975,878,543.63/186,054.60
  6. Step 6: Final answer
    x = 139,614.28

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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.