Home / 107,384.52-160,988.09-47,370.20

Finding the Fourth Proportional to 107,384.52, 160,988.09 and 47,370.20

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Solution

The fourth proportional to 107,384.52, 160,988.09 and 47,370.20 is: 71,016.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,384.52 : 160,988.09 = 47,370.20 : x
  2. Step 2: Convert to fraction form
    107,384.52/160,988.09 = 47,370.20/x
  3. Step 3: Cross multiply
    107,384.52x = 160,988.09 × 47,370.20
  4. Step 4: Simplify right side
    107,384.52x = 7,626,038,186.54
  5. Step 5: Solve for x
    x = 7,626,038,186.54/107,384.52
  6. Step 6: Final answer
    x = 71,016.18

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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.