Home / 217,029.32-299,394.80-140,526.44

Finding the Fourth Proportional to 217,029.32, 299,394.80 and 140,526.44

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Solution

The fourth proportional to 217,029.32, 299,394.80 and 140,526.44 is: 193,858.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,029.32 : 299,394.80 = 140,526.44 : x
  2. Step 2: Convert to fraction form
    217,029.32/299,394.80 = 140,526.44/x
  3. Step 3: Cross multiply
    217,029.32x = 299,394.80 × 140,526.44
  4. Step 4: Simplify right side
    217,029.32x = 42,072,885,398.51
  5. Step 5: Solve for x
    x = 42,072,885,398.51/217,029.32
  6. Step 6: Final answer
    x = 193,858.07

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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.