Home / 189,681.30-284,515.25-47,527.79

Finding the Fourth Proportional to 189,681.30, 284,515.25 and 47,527.79

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Solution

The fourth proportional to 189,681.30, 284,515.25 and 47,527.79 is: 71,290.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,681.30 : 284,515.25 = 47,527.79 : x
  2. Step 2: Convert to fraction form
    189,681.30/284,515.25 = 47,527.79/x
  3. Step 3: Cross multiply
    189,681.30x = 284,515.25 × 47,527.79
  4. Step 4: Simplify right side
    189,681.30x = 13,522,379,393.58
  5. Step 5: Solve for x
    x = 13,522,379,393.58/189,681.30
  6. Step 6: Final answer
    x = 71,290.00

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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.