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Finding the Fourth Proportional to 59,206.60, 88,809.90 and 49,875.40

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Solution

The fourth proportional to 59,206.60, 88,809.90 and 49,875.40 is: 74,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,206.60 : 88,809.90 = 49,875.40 : x
  2. Step 2: Convert to fraction form
    59,206.60/88,809.90 = 49,875.40/x
  3. Step 3: Cross multiply
    59,206.60x = 88,809.90 × 49,875.40
  4. Step 4: Simplify right side
    59,206.60x = 4,429,429,286.46
  5. Step 5: Solve for x
    x = 4,429,429,286.46/59,206.60
  6. Step 6: Final answer
    x = 74,813.10

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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.