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Finding the Fourth Proportional to 110,000.57, 151,800.75 and 59,699.57

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Solution

The fourth proportional to 110,000.57, 151,800.75 and 59,699.57 is: 82,385.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,000.57 : 151,800.75 = 59,699.57 : x
  2. Step 2: Convert to fraction form
    110,000.57/151,800.75 = 59,699.57/x
  3. Step 3: Cross multiply
    110,000.57x = 151,800.75 × 59,699.57
  4. Step 4: Simplify right side
    110,000.57x = 9,062,438,741.67
  5. Step 5: Solve for x
    x = 9,062,438,741.67/110,000.57
  6. Step 6: Final answer
    x = 82,385.38

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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.