Home / 44,343.20-66,514.80-40,714.40

Finding the Fourth Proportional to 44,343.20, 66,514.80 and 40,714.40

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Solution

The fourth proportional to 44,343.20, 66,514.80 and 40,714.40 is: 61,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,343.20 : 66,514.80 = 40,714.40 : x
  2. Step 2: Convert to fraction form
    44,343.20/66,514.80 = 40,714.40/x
  3. Step 3: Cross multiply
    44,343.20x = 66,514.80 × 40,714.40
  4. Step 4: Simplify right side
    44,343.20x = 2,708,110,173.12
  5. Step 5: Solve for x
    x = 2,708,110,173.12/44,343.20
  6. Step 6: Final answer
    x = 61,071.60

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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.