Home / 152,563.43-210,542.65-84,576.35

Finding the Fourth Proportional to 152,563.43, 210,542.65 and 84,576.35

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Solution

The fourth proportional to 152,563.43, 210,542.65 and 84,576.35 is: 116,718.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,563.43 : 210,542.65 = 84,576.35 : x
  2. Step 2: Convert to fraction form
    152,563.43/210,542.65 = 84,576.35/x
  3. Step 3: Cross multiply
    152,563.43x = 210,542.65 × 84,576.35
  4. Step 4: Simplify right side
    152,563.43x = 17,806,928,856.33
  5. Step 5: Solve for x
    x = 17,806,928,856.33/152,563.43
  6. Step 6: Final answer
    x = 116,718.20

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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.