Home / 102,942.02-154,425.48-36,368.52

Finding the Fourth Proportional to 102,942.02, 154,425.48 and 36,368.52

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Solution

The fourth proportional to 102,942.02, 154,425.48 and 36,368.52 is: 54,557.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,942.02 : 154,425.48 = 36,368.52 : x
  2. Step 2: Convert to fraction form
    102,942.02/154,425.48 = 36,368.52/x
  3. Step 3: Cross multiply
    102,942.02x = 154,425.48 × 36,368.52
  4. Step 4: Simplify right side
    102,942.02x = 5,616,226,157.89
  5. Step 5: Solve for x
    x = 5,616,226,157.89/102,942.02
  6. Step 6: Final answer
    x = 54,557.18

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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.