Home / 151,256.06-208,725.24-83,259.80

Finding the Fourth Proportional to 151,256.06, 208,725.24 and 83,259.80

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Solution

The fourth proportional to 151,256.06, 208,725.24 and 83,259.80 is: 114,894.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,256.06 : 208,725.24 = 83,259.80 : x
  2. Step 2: Convert to fraction form
    151,256.06/208,725.24 = 83,259.80/x
  3. Step 3: Cross multiply
    151,256.06x = 208,725.24 × 83,259.80
  4. Step 4: Simplify right side
    151,256.06x = 17,378,421,737.35
  5. Step 5: Solve for x
    x = 17,378,421,737.35/151,256.06
  6. Step 6: Final answer
    x = 114,894.05

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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.