Home / 63,445.04-87,514.51-40,813.50

Finding the Fourth Proportional to 63,445.04, 87,514.51 and 40,813.50

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Solution

The fourth proportional to 63,445.04, 87,514.51 and 40,813.50 is: 56,297.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,445.04 : 87,514.51 = 40,813.50 : x
  2. Step 2: Convert to fraction form
    63,445.04/87,514.51 = 40,813.50/x
  3. Step 3: Cross multiply
    63,445.04x = 87,514.51 × 40,813.50
  4. Step 4: Simplify right side
    63,445.04x = 3,571,773,249.82
  5. Step 5: Solve for x
    x = 3,571,773,249.82/63,445.04
  6. Step 6: Final answer
    x = 56,297.13

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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.