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Finding the Fourth Proportional to 77,459.68, 116,187.08 and 22,055.68

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Solution

The fourth proportional to 77,459.68, 116,187.08 and 22,055.68 is: 33,082.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,459.68 : 116,187.08 = 22,055.68 : x
  2. Step 2: Convert to fraction form
    77,459.68/116,187.08 = 22,055.68/x
  3. Step 3: Cross multiply
    77,459.68x = 116,187.08 × 22,055.68
  4. Step 4: Simplify right side
    77,459.68x = 2,562,585,056.61
  5. Step 5: Solve for x
    x = 2,562,585,056.61/77,459.68
  6. Step 6: Final answer
    x = 33,082.83

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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.