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Finding the Fourth Proportional to 76,010.66, 114,017.95 and 36,020.26

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Solution

The fourth proportional to 76,010.66, 114,017.95 and 36,020.26 is: 54,031.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,010.66 : 114,017.95 = 36,020.26 : x
  2. Step 2: Convert to fraction form
    76,010.66/114,017.95 = 36,020.26/x
  3. Step 3: Cross multiply
    76,010.66x = 114,017.95 × 36,020.26
  4. Step 4: Simplify right side
    76,010.66x = 4,106,956,203.67
  5. Step 5: Solve for x
    x = 4,106,956,203.67/76,010.66
  6. Step 6: Final answer
    x = 54,031.32

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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.