Home / 107,501.10-161,203.05-48,306.30

Finding the Fourth Proportional to 107,501.10, 161,203.05 and 48,306.30

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Solution

The fourth proportional to 107,501.10, 161,203.05 and 48,306.30 is: 72,437.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,501.10 : 161,203.05 = 48,306.30 : x
  2. Step 2: Convert to fraction form
    107,501.10/161,203.05 = 48,306.30/x
  3. Step 3: Cross multiply
    107,501.10x = 161,203.05 × 48,306.30
  4. Step 4: Simplify right side
    107,501.10x = 7,787,122,894.22
  5. Step 5: Solve for x
    x = 7,787,122,894.22/107,501.10
  6. Step 6: Final answer
    x = 72,437.61

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1.5x scale

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.