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Finding the Fourth Proportional to 186,675.48, 257,611.69 and 101,792.54

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Solution

The fourth proportional to 186,675.48, 257,611.69 and 101,792.54 is: 140,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,675.48 : 257,611.69 = 101,792.54 : x
  2. Step 2: Convert to fraction form
    186,675.48/257,611.69 = 101,792.54/x
  3. Step 3: Cross multiply
    186,675.48x = 257,611.69 × 101,792.54
  4. Step 4: Simplify right side
    186,675.48x = 26,222,949,030.06
  5. Step 5: Solve for x
    x = 26,222,949,030.06/186,675.48
  6. Step 6: Final answer
    x = 140,473.45

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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.