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Finding the Fourth Proportional to 84,994.24, 127,549.44 and 29,590.24

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Solution

The fourth proportional to 84,994.24, 127,549.44 and 29,590.24 is: 44,405.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,994.24 : 127,549.44 = 29,590.24 : x
  2. Step 2: Convert to fraction form
    84,994.24/127,549.44 = 29,590.24/x
  3. Step 3: Cross multiply
    84,994.24x = 127,549.44 × 29,590.24
  4. Step 4: Simplify right side
    84,994.24x = 3,774,218,541.47
  5. Step 5: Solve for x
    x = 3,774,218,541.47/84,994.24
  6. Step 6: Final answer
    x = 44,405.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.