Home / 83,714.04-115,524.90-45,987.48

Finding the Fourth Proportional to 83,714.04, 115,524.90 and 45,987.48

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Solution

The fourth proportional to 83,714.04, 115,524.90 and 45,987.48 is: 63,462.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,714.04 : 115,524.90 = 45,987.48 : x
  2. Step 2: Convert to fraction form
    83,714.04/115,524.90 = 45,987.48/x
  3. Step 3: Cross multiply
    83,714.04x = 115,524.90 × 45,987.48
  4. Step 4: Simplify right side
    83,714.04x = 5,312,699,028.25
  5. Step 5: Solve for x
    x = 5,312,699,028.25/83,714.04
  6. Step 6: Final answer
    x = 63,462.46

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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.