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Finding the Fourth Proportional to 110,994.40, 153,174.95 and 63,246.72

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Solution

The fourth proportional to 110,994.40, 153,174.95 and 63,246.72 is: 87,282.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,994.40 : 153,174.95 = 63,246.72 : x
  2. Step 2: Convert to fraction form
    110,994.40/153,174.95 = 63,246.72/x
  3. Step 3: Cross multiply
    110,994.40x = 153,174.95 × 63,246.72
  4. Step 4: Simplify right side
    110,994.40x = 9,687,813,669.01
  5. Step 5: Solve for x
    x = 9,687,813,669.01/110,994.40
  6. Step 6: Final answer
    x = 87,282.00

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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.