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Finding the Fourth Proportional to 76,555.79, 114,826.25 and 23,248.23

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Solution

The fourth proportional to 76,555.79, 114,826.25 and 23,248.23 is: 34,870.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,555.79 : 114,826.25 = 23,248.23 : x
  2. Step 2: Convert to fraction form
    76,555.79/114,826.25 = 23,248.23/x
  3. Step 3: Cross multiply
    76,555.79x = 114,826.25 × 23,248.23
  4. Step 4: Simplify right side
    76,555.79x = 2,669,507,070.04
  5. Step 5: Solve for x
    x = 2,669,507,070.04/76,555.79
  6. Step 6: Final answer
    x = 34,870.09

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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.