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Finding the Fourth Proportional to 56,597.08, 84,890.71 and 19,156.32

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Solution

The fourth proportional to 56,597.08, 84,890.71 and 19,156.32 is: 28,732.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,597.08 : 84,890.71 = 19,156.32 : x
  2. Step 2: Convert to fraction form
    56,597.08/84,890.71 = 19,156.32/x
  3. Step 3: Cross multiply
    56,597.08x = 84,890.71 × 19,156.32
  4. Step 4: Simplify right side
    56,597.08x = 1,626,193,605.79
  5. Step 5: Solve for x
    x = 1,626,193,605.79/56,597.08
  6. Step 6: Final answer
    x = 28,732.82

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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.