Home / 102,294.80-153,252.12-55,586.96

Finding the Fourth Proportional to 102,294.80, 153,252.12 and 55,586.96

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Solution

The fourth proportional to 102,294.80, 153,252.12 and 55,586.96 is: 83,277.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,294.80 : 153,252.12 = 55,586.96 : x
  2. Step 2: Convert to fraction form
    102,294.80/153,252.12 = 55,586.96/x
  3. Step 3: Cross multiply
    102,294.80x = 153,252.12 × 55,586.96
  4. Step 4: Simplify right side
    102,294.80x = 8,518,819,464.36
  5. Step 5: Solve for x
    x = 8,518,819,464.36/102,294.80
  6. Step 6: Final answer
    x = 83,277.15

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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.