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Finding the Fourth Proportional to 101,501.70, 140,100.46 and 59,068.40

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Solution

The fourth proportional to 101,501.70, 140,100.46 and 59,068.40 is: 81,530.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,501.70 : 140,100.46 = 59,068.40 : x
  2. Step 2: Convert to fraction form
    101,501.70/140,100.46 = 59,068.40/x
  3. Step 3: Cross multiply
    101,501.70x = 140,100.46 × 59,068.40
  4. Step 4: Simplify right side
    101,501.70x = 8,275,510,011.46
  5. Step 5: Solve for x
    x = 8,275,510,011.46/101,501.70
  6. Step 6: Final answer
    x = 81,530.75

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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.