Home / 151,360.07-208,875.92-83,375.46

Finding the Fourth Proportional to 151,360.07, 208,875.92 and 83,375.46

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Solution

The fourth proportional to 151,360.07, 208,875.92 and 83,375.46 is: 115,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,360.07 : 208,875.92 = 83,375.46 : x
  2. Step 2: Convert to fraction form
    151,360.07/208,875.92 = 83,375.46/x
  3. Step 3: Cross multiply
    151,360.07x = 208,875.92 × 83,375.46
  4. Step 4: Simplify right side
    151,360.07x = 17,415,125,496.05
  5. Step 5: Solve for x
    x = 17,415,125,496.05/151,360.07
  6. Step 6: Final answer
    x = 115,057.60

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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.