Home / 139,118.14-208,210.65-114,157.18

Finding the Fourth Proportional to 139,118.14, 208,210.65 and 114,157.18

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Solution

The fourth proportional to 139,118.14, 208,210.65 and 114,157.18 is: 170,852.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,118.14 : 208,210.65 = 114,157.18 : x
  2. Step 2: Convert to fraction form
    139,118.14/208,210.65 = 114,157.18/x
  3. Step 3: Cross multiply
    139,118.14x = 208,210.65 × 114,157.18
  4. Step 4: Simplify right side
    139,118.14x = 23,768,740,649.97
  5. Step 5: Solve for x
    x = 23,768,740,649.97/139,118.14
  6. Step 6: Final answer
    x = 170,852.92

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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.