Home / 151,025.45-208,415.88-83,046.80

Finding the Fourth Proportional to 151,025.45, 208,415.88 and 83,046.80

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Solution

The fourth proportional to 151,025.45, 208,415.88 and 83,046.80 is: 114,605.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,025.45 : 208,415.88 = 83,046.80 : x
  2. Step 2: Convert to fraction form
    151,025.45/208,415.88 = 83,046.80/x
  3. Step 3: Cross multiply
    151,025.45x = 208,415.88 × 83,046.80
  4. Step 4: Simplify right side
    151,025.45x = 17,308,272,424.22
  5. Step 5: Solve for x
    x = 17,308,272,424.22/151,025.45
  6. Step 6: Final answer
    x = 114,605.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.