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Finding the Fourth Proportional to 186,774.04, 257,748.78 and 101,892.88

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Solution

The fourth proportional to 186,774.04, 257,748.78 and 101,892.88 is: 140,612.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,774.04 : 257,748.78 = 101,892.88 : x
  2. Step 2: Convert to fraction form
    186,774.04/257,748.78 = 101,892.88/x
  3. Step 3: Cross multiply
    186,774.04x = 257,748.78 × 101,892.88
  4. Step 4: Simplify right side
    186,774.04x = 26,262,765,510.69
  5. Step 5: Solve for x
    x = 26,262,765,510.69/186,774.04
  6. Step 6: Final answer
    x = 140,612.50

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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.