Home / 86,244.30-118,966.69-56,049.73

Finding the Fourth Proportional to 86,244.30, 118,966.69 and 56,049.73

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Solution

The fourth proportional to 86,244.30, 118,966.69 and 56,049.73 is: 77,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,244.30 : 118,966.69 = 56,049.73 : x
  2. Step 2: Convert to fraction form
    86,244.30/118,966.69 = 56,049.73/x
  3. Step 3: Cross multiply
    86,244.30x = 118,966.69 × 56,049.73
  4. Step 4: Simplify right side
    86,244.30x = 6,668,051,492.18
  5. Step 5: Solve for x
    x = 6,668,051,492.18/86,244.30
  6. Step 6: Final answer
    x = 77,315.85

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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.