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Finding the Fourth Proportional to 186,479.94, 257,342.35 and 101,597.00

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Solution

The fourth proportional to 186,479.94, 257,342.35 and 101,597.00 is: 140,203.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,479.94 : 257,342.35 = 101,597.00 : x
  2. Step 2: Convert to fraction form
    186,479.94/257,342.35 = 101,597.00/x
  3. Step 3: Cross multiply
    186,479.94x = 257,342.35 × 101,597.00
  4. Step 4: Simplify right side
    186,479.94x = 26,145,210,868.32
  5. Step 5: Solve for x
    x = 26,145,210,868.32/186,479.94
  6. Step 6: Final answer
    x = 140,203.88

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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.