Home / 107,124.72-160,695.28-36,047.68

Finding the Fourth Proportional to 107,124.72, 160,695.28 and 36,047.68

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Solution

The fourth proportional to 107,124.72, 160,695.28 and 36,047.68 is: 54,074.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,124.72 : 160,695.28 = 36,047.68 : x
  2. Step 2: Convert to fraction form
    107,124.72/160,695.28 = 36,047.68/x
  3. Step 3: Cross multiply
    107,124.72x = 160,695.28 × 36,047.68
  4. Step 4: Simplify right side
    107,124.72x = 5,792,692,030.95
  5. Step 5: Solve for x
    x = 5,792,692,030.95/107,124.72
  6. Step 6: Final answer
    x = 54,074.28

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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.