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Finding the Fourth Proportional to 101,368.97, 152,191.34 and 57,026.93

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Solution

The fourth proportional to 101,368.97, 152,191.34 and 57,026.93 is: 85,617.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,368.97 : 152,191.34 = 57,026.93 : x
  2. Step 2: Convert to fraction form
    101,368.97/152,191.34 = 57,026.93/x
  3. Step 3: Cross multiply
    101,368.97x = 152,191.34 × 57,026.93
  4. Step 4: Simplify right side
    101,368.97x = 8,679,004,274.40
  5. Step 5: Solve for x
    x = 8,679,004,274.40/101,368.97
  6. Step 6: Final answer
    x = 85,617.96

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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.