Home / 151,037.02-208,444.37-83,065.97

Finding the Fourth Proportional to 151,037.02, 208,444.37 and 83,065.97

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Solution

The fourth proportional to 151,037.02, 208,444.37 and 83,065.97 is: 114,638.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,037.02 : 208,444.37 = 83,065.97 : x
  2. Step 2: Convert to fraction form
    151,037.02/208,444.37 = 83,065.97/x
  3. Step 3: Cross multiply
    151,037.02x = 208,444.37 × 83,065.97
  4. Step 4: Simplify right side
    151,037.02x = 17,314,633,785.09
  5. Step 5: Solve for x
    x = 17,314,633,785.09/151,037.02
  6. Step 6: Final answer
    x = 114,638.34

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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.