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Finding the Fourth Proportional to 58,907.58, 88,332.16 and 20,951.16

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Solution

The fourth proportional to 58,907.58, 88,332.16 and 20,951.16 is: 31,416.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,907.58 : 88,332.16 = 20,951.16 : x
  2. Step 2: Convert to fraction form
    58,907.58/88,332.16 = 20,951.16/x
  3. Step 3: Cross multiply
    58,907.58x = 88,332.16 × 20,951.16
  4. Step 4: Simplify right side
    58,907.58x = 1,850,661,217.31
  5. Step 5: Solve for x
    x = 1,850,661,217.31/58,907.58
  6. Step 6: Final answer
    x = 31,416.35

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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.