Home / 75,114.20-103,695.18-46,835.48

Finding the Fourth Proportional to 75,114.20, 103,695.18 and 46,835.48

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Solution

The fourth proportional to 75,114.20, 103,695.18 and 46,835.48 is: 64,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,114.20 : 103,695.18 = 46,835.48 : x
  2. Step 2: Convert to fraction form
    75,114.20/103,695.18 = 46,835.48/x
  3. Step 3: Cross multiply
    75,114.20x = 103,695.18 × 46,835.48
  4. Step 4: Simplify right side
    75,114.20x = 4,856,613,528.99
  5. Step 5: Solve for x
    x = 4,856,613,528.99/75,114.20
  6. Step 6: Final answer
    x = 64,656.40

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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.