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Finding the Fourth Proportional to 84,347.88, 116,399.34 and 46,621.32

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Solution

The fourth proportional to 84,347.88, 116,399.34 and 46,621.32 is: 64,337.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,347.88 : 116,399.34 = 46,621.32 : x
  2. Step 2: Convert to fraction form
    84,347.88/116,399.34 = 46,621.32/x
  3. Step 3: Cross multiply
    84,347.88x = 116,399.34 × 46,621.32
  4. Step 4: Simplify right side
    84,347.88x = 5,426,690,877.93
  5. Step 5: Solve for x
    x = 5,426,690,877.93/84,347.88
  6. Step 6: Final answer
    x = 64,337.02

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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.