Home / 502,161.36-753,241.80-128,184.24

Finding the Fourth Proportional to 502,161.36, 753,241.80 and 128,184.24

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Solution

The fourth proportional to 502,161.36, 753,241.80 and 128,184.24 is: 192,276.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,161.36 : 753,241.80 = 128,184.24 : x
  2. Step 2: Convert to fraction form
    502,161.36/753,241.80 = 128,184.24/x
  3. Step 3: Cross multiply
    502,161.36x = 753,241.80 × 128,184.24
  4. Step 4: Simplify right side
    502,161.36x = 96,553,727,669.23
  5. Step 5: Solve for x
    x = 96,553,727,669.23/502,161.36
  6. Step 6: Final answer
    x = 192,276.30

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1.5x scale

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.