Home / 47,416.79-65,444.51-28,286.99

Finding the Fourth Proportional to 47,416.79, 65,444.51 and 28,286.99

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Solution

The fourth proportional to 47,416.79, 65,444.51 and 28,286.99 is: 39,041.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,416.79 : 65,444.51 = 28,286.99 : x
  2. Step 2: Convert to fraction form
    47,416.79/65,444.51 = 28,286.99/x
  3. Step 3: Cross multiply
    47,416.79x = 65,444.51 × 28,286.99
  4. Step 4: Simplify right side
    47,416.79x = 1,851,228,223.67
  5. Step 5: Solve for x
    x = 1,851,228,223.67/47,416.79
  6. Step 6: Final answer
    x = 39,041.62

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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.