Home / 101,837.46-140,529.34-61,527.40

Finding the Fourth Proportional to 101,837.46, 140,529.34 and 61,527.40

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Solution

The fourth proportional to 101,837.46, 140,529.34 and 61,527.40 is: 84,903.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,837.46 : 140,529.34 = 61,527.40 : x
  2. Step 2: Convert to fraction form
    101,837.46/140,529.34 = 61,527.40/x
  3. Step 3: Cross multiply
    101,837.46x = 140,529.34 × 61,527.40
  4. Step 4: Simplify right side
    101,837.46x = 8,646,404,913.92
  5. Step 5: Solve for x
    x = 8,646,404,913.92/101,837.46
  6. Step 6: Final answer
    x = 84,903.97

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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.