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Finding the Fourth Proportional to 186,159.64, 279,253.50 and 58,059.76

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Solution

The fourth proportional to 186,159.64, 279,253.50 and 58,059.76 is: 87,094.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,159.64 : 279,253.50 = 58,059.76 : x
  2. Step 2: Convert to fraction form
    186,159.64/279,253.50 = 58,059.76/x
  3. Step 3: Cross multiply
    186,159.64x = 279,253.50 × 58,059.76
  4. Step 4: Simplify right side
    186,159.64x = 16,213,390,345.88
  5. Step 5: Solve for x
    x = 16,213,390,345.88/186,159.64
  6. Step 6: Final answer
    x = 87,094.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.