Home / 151,033.79-208,426.29-83,054.95

Finding the Fourth Proportional to 151,033.79, 208,426.29 and 83,054.95

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Solution

The fourth proportional to 151,033.79, 208,426.29 and 83,054.95 is: 114,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,033.79 : 208,426.29 = 83,054.95 : x
  2. Step 2: Convert to fraction form
    151,033.79/208,426.29 = 83,054.95/x
  3. Step 3: Cross multiply
    151,033.79x = 208,426.29 × 83,054.95
  4. Step 4: Simplify right side
    151,033.79x = 17,310,835,094.64
  5. Step 5: Solve for x
    x = 17,310,835,094.64/151,033.79
  6. Step 6: Final answer
    x = 114,615.64

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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.