Home / 186,412.28-257,251.94-101,529.35

Finding the Fourth Proportional to 186,412.28, 257,251.94 and 101,529.35

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Solution

The fourth proportional to 186,412.28, 257,251.94 and 101,529.35 is: 140,112.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,412.28 : 257,251.94 = 101,529.35 : x
  2. Step 2: Convert to fraction form
    186,412.28/257,251.94 = 101,529.35/x
  3. Step 3: Cross multiply
    186,412.28x = 257,251.94 × 101,529.35
  4. Step 4: Simplify right side
    186,412.28x = 26,118,622,254.44
  5. Step 5: Solve for x
    x = 26,118,622,254.44/186,412.28
  6. Step 6: Final answer
    x = 140,112.13

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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.