Home / 102,973.80-154,266.30-52,883.40

Finding the Fourth Proportional to 102,973.80, 154,266.30 and 52,883.40

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Solution

The fourth proportional to 102,973.80, 154,266.30 and 52,883.40 is: 79,225.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,973.80 : 154,266.30 = 52,883.40 : x
  2. Step 2: Convert to fraction form
    102,973.80/154,266.30 = 52,883.40/x
  3. Step 3: Cross multiply
    102,973.80x = 154,266.30 × 52,883.40
  4. Step 4: Simplify right side
    102,973.80x = 8,158,126,449.42
  5. Step 5: Solve for x
    x = 8,158,126,449.42/102,973.80
  6. Step 6: Final answer
    x = 79,225.26

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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.