Home / 140,210.60-210,315.90-46,716.35

Finding the Fourth Proportional to 140,210.60, 210,315.90 and 46,716.35

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Solution

The fourth proportional to 140,210.60, 210,315.90 and 46,716.35 is: 70,074.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,210.60 : 210,315.90 = 46,716.35 : x
  2. Step 2: Convert to fraction form
    140,210.60/210,315.90 = 46,716.35/x
  3. Step 3: Cross multiply
    140,210.60x = 210,315.90 × 46,716.35
  4. Step 4: Simplify right side
    140,210.60x = 9,825,191,194.97
  5. Step 5: Solve for x
    x = 9,825,191,194.97/140,210.60
  6. Step 6: Final answer
    x = 70,074.53

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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.