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Finding the Fourth Proportional to 59,656.40, 89,535.80 and 26,427.60

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Solution

The fourth proportional to 59,656.40, 89,535.80 and 26,427.60 is: 39,664.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,656.40 : 89,535.80 = 26,427.60 : x
  2. Step 2: Convert to fraction form
    59,656.40/89,535.80 = 26,427.60/x
  3. Step 3: Cross multiply
    59,656.40x = 89,535.80 × 26,427.60
  4. Step 4: Simplify right side
    59,656.40x = 2,366,216,308.08
  5. Step 5: Solve for x
    x = 2,366,216,308.08/59,656.40
  6. Step 6: Final answer
    x = 39,664.08

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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.