Home / 302,536.42-453,196.12-140,203.10

Finding the Fourth Proportional to 302,536.42, 453,196.12 and 140,203.10

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Solution

The fourth proportional to 302,536.42, 453,196.12 and 140,203.10 is: 210,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,536.42 : 453,196.12 = 140,203.10 : x
  2. Step 2: Convert to fraction form
    302,536.42/453,196.12 = 140,203.10/x
  3. Step 3: Cross multiply
    302,536.42x = 453,196.12 × 140,203.10
  4. Step 4: Simplify right side
    302,536.42x = 63,539,502,075.92
  5. Step 5: Solve for x
    x = 63,539,502,075.92/302,536.42
  6. Step 6: Final answer
    x = 210,022.65

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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.