Home / 47,700.63-65,826-26,479.44

Finding the Fourth Proportional to 47,700.63, 65,826 and 26,479.44

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Solution

The fourth proportional to 47,700.63, 65,826 and 26,479.44 is: 36,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,700.63 : 65,826 = 26,479.44 : x
  2. Step 2: Convert to fraction form
    47,700.63/65,826 = 26,479.44/x
  3. Step 3: Cross multiply
    47,700.63x = 65,826 × 26,479.44
  4. Step 4: Simplify right side
    47,700.63x = 1,743,035,617.44
  5. Step 5: Solve for x
    x = 1,743,035,617.44/47,700.63
  6. Step 6: Final answer
    x = 36,541.14

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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.