Home / 170,343.92-255,322.10-103,637

Finding the Fourth Proportional to 170,343.92, 255,322.10 and 103,637

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Solution

The fourth proportional to 170,343.92, 255,322.10 and 103,637 is: 155,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,343.92 : 255,322.10 = 103,637 : x
  2. Step 2: Convert to fraction form
    170,343.92/255,322.10 = 103,637/x
  3. Step 3: Cross multiply
    170,343.92x = 255,322.10 × 103,637
  4. Step 4: Simplify right side
    170,343.92x = 26,460,816,477.70
  5. Step 5: Solve for x
    x = 26,460,816,477.70/170,343.92
  6. Step 6: Final answer
    x = 155,337.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.