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Finding the Fourth Proportional to 12,117.96, 16,710.03 and 9,595.98

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Solution

The fourth proportional to 12,117.96, 16,710.03 and 9,595.98 is: 13,232.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,117.96 : 16,710.03 = 9,595.98 : x
  2. Step 2: Convert to fraction form
    12,117.96/16,710.03 = 9,595.98/x
  3. Step 3: Cross multiply
    12,117.96x = 16,710.03 × 9,595.98
  4. Step 4: Simplify right side
    12,117.96x = 160,349,113.68
  5. Step 5: Solve for x
    x = 160,349,113.68/12,117.96
  6. Step 6: Final answer
    x = 13,232.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.