Home / 109,017.30-163,531.35-56,529.30

Finding the Fourth Proportional to 109,017.30, 163,531.35 and 56,529.30

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Solution

The fourth proportional to 109,017.30, 163,531.35 and 56,529.30 is: 84,796.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,017.30 : 163,531.35 = 56,529.30 : x
  2. Step 2: Convert to fraction form
    109,017.30/163,531.35 = 56,529.30/x
  3. Step 3: Cross multiply
    109,017.30x = 163,531.35 × 56,529.30
  4. Step 4: Simplify right side
    109,017.30x = 9,244,312,743.56
  5. Step 5: Solve for x
    x = 9,244,312,743.56/109,017.30
  6. Step 6: Final answer
    x = 84,796.75

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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.