Home / 668,737.50-1,003,164.57-170,101.50

Finding the Fourth Proportional to 668,737.50, 1,003,164.57 and 170,101.50

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Solution

The fourth proportional to 668,737.50, 1,003,164.57 and 170,101.50 is: 255,167.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,737.50 : 1,003,164.57 = 170,101.50 : x
  2. Step 2: Convert to fraction form
    668,737.50/1,003,164.57 = 170,101.50/x
  3. Step 3: Cross multiply
    668,737.50x = 1,003,164.57 × 170,101.50
  4. Step 4: Simplify right side
    668,737.50x = 170,639,798,103.86
  5. Step 5: Solve for x
    x = 170,639,798,103.86/668,737.50
  6. Step 6: Final answer
    x = 255,167.08

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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.