Home / 103,946.04-143,444.88-56,198.88

Finding the Fourth Proportional to 103,946.04, 143,444.88 and 56,198.88

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Solution

The fourth proportional to 103,946.04, 143,444.88 and 56,198.88 is: 77,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,946.04 : 143,444.88 = 56,198.88 : x
  2. Step 2: Convert to fraction form
    103,946.04/143,444.88 = 56,198.88/x
  3. Step 3: Cross multiply
    103,946.04x = 143,444.88 × 56,198.88
  4. Step 4: Simplify right side
    103,946.04x = 8,061,441,597.73
  5. Step 5: Solve for x
    x = 8,061,441,597.73/103,946.04
  6. Step 6: Final answer
    x = 77,554.10

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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.