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Finding the Fourth Proportional to 186,191.96, 279,462.83 and 97,509.11

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Solution

The fourth proportional to 186,191.96, 279,462.83 and 97,509.11 is: 146,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,191.96 : 279,462.83 = 97,509.11 : x
  2. Step 2: Convert to fraction form
    186,191.96/279,462.83 = 97,509.11/x
  3. Step 3: Cross multiply
    186,191.96x = 279,462.83 × 97,509.11
  4. Step 4: Simplify right side
    186,191.96x = 27,250,169,946.52
  5. Step 5: Solve for x
    x = 27,250,169,946.52/186,191.96
  6. Step 6: Final answer
    x = 146,355.25

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1.5x scale

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.