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Finding the Fourth Proportional to 59,277.60, 88,700.40 and 43,725.60

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Solution

The fourth proportional to 59,277.60, 88,700.40 and 43,725.60 is: 65,429.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,277.60 : 88,700.40 = 43,725.60 : x
  2. Step 2: Convert to fraction form
    59,277.60/88,700.40 = 43,725.60/x
  3. Step 3: Cross multiply
    59,277.60x = 88,700.40 × 43,725.60
  4. Step 4: Simplify right side
    59,277.60x = 3,878,478,210.24
  5. Step 5: Solve for x
    x = 3,878,478,210.24/59,277.60
  6. Step 6: Final answer
    x = 65,429.07

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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.