Home / 59,190.12-81,516.48-59,005.68

Finding the Fourth Proportional to 59,190.12, 81,516.48 and 59,005.68

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Solution

The fourth proportional to 59,190.12, 81,516.48 and 59,005.68 is: 81,262.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,190.12 : 81,516.48 = 59,005.68 : x
  2. Step 2: Convert to fraction form
    59,190.12/81,516.48 = 59,005.68/x
  3. Step 3: Cross multiply
    59,190.12x = 81,516.48 × 59,005.68
  4. Step 4: Simplify right side
    59,190.12x = 4,809,935,333.61
  5. Step 5: Solve for x
    x = 4,809,935,333.61/59,190.12
  6. Step 6: Final answer
    x = 81,262.47

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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.