Home / 47,445.54-65,479.59-40,753.26

Finding the Fourth Proportional to 47,445.54, 65,479.59 and 40,753.26

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Solution

The fourth proportional to 47,445.54, 65,479.59 and 40,753.26 is: 56,243.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,445.54 : 65,479.59 = 40,753.26 : x
  2. Step 2: Convert to fraction form
    47,445.54/65,479.59 = 40,753.26/x
  3. Step 3: Cross multiply
    47,445.54x = 65,479.59 × 40,753.26
  4. Step 4: Simplify right side
    47,445.54x = 2,668,506,755.96
  5. Step 5: Solve for x
    x = 2,668,506,755.96/47,445.54
  6. Step 6: Final answer
    x = 56,243.57

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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.