Home / 152,305.33-210,173.64-83,392.96

Finding the Fourth Proportional to 152,305.33, 210,173.64 and 83,392.96

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Solution

The fourth proportional to 152,305.33, 210,173.64 and 83,392.96 is: 115,078.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,305.33 : 210,173.64 = 83,392.96 : x
  2. Step 2: Convert to fraction form
    152,305.33/210,173.64 = 83,392.96/x
  3. Step 3: Cross multiply
    152,305.33x = 210,173.64 × 83,392.96
  4. Step 4: Simplify right side
    152,305.33x = 17,527,001,953.57
  5. Step 5: Solve for x
    x = 17,527,001,953.57/152,305.33
  6. Step 6: Final answer
    x = 115,078.06

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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.