Home / 107,155.04-160,710.60-40,572.20

Finding the Fourth Proportional to 107,155.04, 160,710.60 and 40,572.20

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Solution

The fourth proportional to 107,155.04, 160,710.60 and 40,572.20 is: 60,849.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,155.04 : 160,710.60 = 40,572.20 : x
  2. Step 2: Convert to fraction form
    107,155.04/160,710.60 = 40,572.20/x
  3. Step 3: Cross multiply
    107,155.04x = 160,710.60 × 40,572.20
  4. Step 4: Simplify right side
    107,155.04x = 6,520,382,605.32
  5. Step 5: Solve for x
    x = 6,520,382,605.32/107,155.04
  6. Step 6: Final answer
    x = 60,849.99

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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.