Home / 80,838.30-111,551.12-44,538.16

Finding the Fourth Proportional to 80,838.30, 111,551.12 and 44,538.16

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Solution

The fourth proportional to 80,838.30, 111,551.12 and 44,538.16 is: 61,459.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,838.30 : 111,551.12 = 44,538.16 : x
  2. Step 2: Convert to fraction form
    80,838.30/111,551.12 = 44,538.16/x
  3. Step 3: Cross multiply
    80,838.30x = 111,551.12 × 44,538.16
  4. Step 4: Simplify right side
    80,838.30x = 4,968,281,630.74
  5. Step 5: Solve for x
    x = 4,968,281,630.74/80,838.30
  6. Step 6: Final answer
    x = 61,459.50

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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.